Revert "stack/erp5: Use same Jinja2 as other slapos profiles"

This reverts commit cf99b892

stack/erp5/zope-versions.cfg

@@ -5,6 +5,7 @@ Acquisition = 2.13.12
 DateTime = 2.12.8
 DocumentTemplate = 2.13.6
 ExtensionClass = 2.13.2
+Jinja2 = 2.8.1
 MarkupSafe = 1.1.1
 Missing = 2.13.1
 MultiMapping = 2.13.0

stack/erp5/ztk-versions.cfg

@@ -74,6 +74,7 @@ zope.documenttemplate = 3.4.3
 ClientForm = 0.2.10
 distribute = 0.6.49
 docutils = 0.7
+Jinja2 = 2.5.5
 # Newer versions of mechanize are not fully py24 compatible.
 mechanize = 0.1.11
 Paste = 1.7.5.1