slapos-testing: Fix eggs definitions (all must be pin)

software/slapos-testing/software.cfg

@@ -162,15 +162,10 @@ mode = 640
 [versions]
 Pygments = 2.1.3
 
-# clear the version of tested eggs, to make sure we installed the developped ones
-caucase =
-erp5.util =
-slapos.cookbook =
-slapos.core =
-slapos.recipe.build =
+slapos.recipe.build = 0.36
 slapos.recipe.cmmi = 0.7
-slapos.recipe.template =
-slapos.toolbox =
+slapos.recipe.template = 4.3
+slapos.toolbox = 0.76 
 
 # All depencies should be pinned.
 apache-libcloud = 2.3.0