stack/erp5: reorder [versions] priority.

1) stack/erp5/zope-versions.cfg
2) stack/slapos.cfg
3) component/ZODB/buildout.cfg.

and remove stack/erp5/ztk-versions.cfg as we need only small part of it.

stack/erp5/buildout.cfg

@@ -2,12 +2,11 @@
 
 extends =
 # versions pins from zope, vendored with:
-#   curl https://zopefoundation.github.io/Zope/releases/4.8.7/versions.cfg | sed -e s/versions-prod.cfg/zope-versions.cfg/g > ztk-versions.cfg
 #   curl https://zopefoundation.github.io/Zope/releases/4.8.7/versions-prod.cfg > zope-versions.cfg
 # When updating, keep in mind that some versions are defined in other places,
 # for example component/ZEO , component/ZODB and stack/slapos
-  ztk-versions.cfg
   zope-versions.cfg
+  ../slapos.cfg
   buildout.hash.cfg
   ../../component/fonts/buildout.cfg
   ../../component/git/buildout.cfg
@@ -777,6 +776,7 @@ cloudpickle = 0.5.3
 cookies = 2.2.1
 dask = 0.18.1
 deepdiff = 3.3.0
+docutils = 0.17.1
 erp5-coverage-plugin = 0.0.1
 erp5diff = 0.8.1.8
 facebook-sdk = 2.0.0
@@ -838,6 +838,7 @@ Pympler = 0.4.3
 pyPdf = 1.13
 PyStemmer = 1.3.0
 pytesseract = 0.2.2
+python-gettext = 4.1
 python-libmilter = 1.0.3
 python-memcached = 1.58
 pytracemalloc = 1.2
@@ -854,6 +855,7 @@ strict-rfc3339 = 0.7
 StructuredText = 2.11.1
 suds = 0.4
 toolz = 0.9.0
+typing = 3.10.0.0
 unidiff = 0.5.5
 urlnorm = 1.1.4
 uuid = 1.30

stack/erp5/ztk-versions.cfg

-[buildout]
-extends =
-    zope-versions.cfg
-versions = versions
-
-[versions]
-# Version pins for development and optional dependencies.
-Babel = 2.11.0
-Jinja2 = 3.1.2
-MarkupSafe = 2.1.1
-Pygments = 2.13.0
-Sphinx = 5.3.0
-alabaster = 0.7.12
-backports.functools-lru-cache = 1.6.4
-beautifulsoup4 = 4.11.1
-certifi = 2022.12.7
-cffi = 1.15.1
-chardet = 5.1.0
-# requests 2.28.1 requires charset-normalizer <3
-charset-normalizer = 2.1.1
-collective.recipe.template = 2.2
-# sphinx-rtd-theme 1.1.1 requires docutils <0.18
-docutils = 0.17.1
-idna = 3.4
-imagesize = 1.4.1
-importlib-metadata = 5.1.0
-mr.developer = 2.0.1
-packaging = 22.0
-plone.recipe.command = 1.1
-pyparsing = 3.0.9
-pycparser = 2.21
-python-gettext = 4.1
-requests = 2.28.1
-singledispatch = 3.7.0
-snowballstemmer = 2.2.0
-soupsieve = 2.3.2.post1
-sphinx-rtd-theme = 1.1.1
-sphinxcontrib-applehelp = 1.0.2
-sphinxcontrib-devhelp = 1.0.2
-sphinxcontrib-htmlhelp = 2.0.0
-sphinxcontrib-jsmath = 1.0.1
-sphinxcontrib-qthelp = 1.0.3
-sphinxcontrib-serializinghtml = 1.1.5
-sphinxcontrib-websupport = 1.2.4
-# tempstorage is only needed because the Sphinx documentation parses
-# ZConfig xml configurations, which still contain references to it
-tempstorage = 5.2
-typing = 3.10.0.0
-typing-extensions = 4.4.0
-urllib3 = 1.26.13
-z3c.checkversions = 1.2
-zc.recipe.egg = 2.0.7
-zc.recipe.testrunner = 2.2
-zodbupdate = 1.5
-zipp = 3.11.0
-
-[versions:python27]
-# Babel 2.10 requires Python 3.6
-Babel = 2.9.1
-# Jinja2 3 and up needs Python 3.6 or higher
-Jinja2 = 2.11.3
-# MarkupSafe 2+ needs Python 3.6 or higher
-MarkupSafe = 1.1.1
-# Pygments 2.6.0 and up require Python 3
-Pygments = 2.5.2
-# Version 2.0+ needs Python 3.x
-Sphinx = 1.8.5
-# beautifulsoup4 4.10 and up requires Python 3
-beautifulsoup4 = 4.9.3
-# Version 2020.4.5.2 and up claim no Python 2 support
-certifi = 2020.4.5.1
-# chardet >5 requires Python 3.6
-chardet = 4.0.0
-# charset-normalizer >=2.1 requires Python 3.6
-charset-normalizer = 2.0.12
-# idna 3 and up require Python 3
-idna = 2.10
-# packaging 21 and up requires Python 3.6
-packaging = 20.9
-# pip 21 and up require Python 3
-pip = 20.3.4
-# pyparsing 3 and up require Python 3.6
-pyparsing = 2.4.7
-# requests >= 2.28 requires Python 3.7
-requests = 2.27.1
-# soupsieve 2 needs Python 3
-soupsieve = 1.9.6
-# typing-extensions >= 4 requires Python 3.6
-typing-extensions = 3.10.0.2
-
-[versions:python35]
-# Babel 2.10 requires Python 3.6
-Babel = 2.9.1
-# Jinja2 3 and up needs Python 3.6 or higher
-Jinja2 = 2.11.3
-# MarkupSafe 2+ needs Python 3.6 or higher
-MarkupSafe = 1.1.1
-# Pygments version 2.12 requires Python 3.6
-Pygments = 2.11.2
-# Version 4 needs Python 3.6 or higher
-Sphinx = 3.5.4
-# beautifulsoup4 4.11 and up requires Python 3.6
-beautifulsoup4 = 4.10.0
-# certifi 2022 dropped support for Python 3.5
-certifi = 2021.10.8
-# cffi 1.15 dropped support for Python 3.5
-cffi = 1.14.6
-# chardet >5 requires Python 3.6
-chardet = 4.0.0
-# charset-normalizer >=2.1 requires Python 3.6
-charset-normalizer = 2.0.12
-# packaging 21 and up requires Python 3.6
-packaging = 20.9
-# pyparsing 3 and up require Python 3.6
-pyparsing = 2.4.7
-# requests >= 2.28 requires Python 3.7
-requests = 2.27.1
-# soupsieve 2.2 needs Python 3.6
-soupsieve = 2.1
-# typing-extensions >= 4 requires Python 3.6
-typing-extensions = 3.10.0.2
-# Sphinx==3.5.4 requires docutils < 0.17
-docutils = 0.16
-
-[versions:python36]
-# Jinja2 3.1 and up needs Python 3.7 or higher
-Jinja2 = 3.0.3
-# MarkupSafe 2.1 needs Python 3.7 or higher
-MarkupSafe = 2.0.1
-# chardet >=5.1 requires Python 3.7
-chardet = 5.0.0
-# packaging >= 22 requires Python 3.7
-packaging = 21.3
-# requests >= 2.28 requires Python 3.7
-requests = 2.27.1
-# soupsieve 2.3.2 droppen Python 3.6 support
-soupsieve = 2.3.1
-# typing-extensions >= 4.2 requires Python 3.7
-typing-extensions = 4.1.1