Revert "Allow setting python::version in hiera to Integer"

Author: smortex

REFERENCE.md

@@ -1208,14 +1208,5 @@ Alias of `Pattern[/^(<|>|<=|>=|==) [0-9]*(\.[0-9]+)*$/, /\Alatest\Z/]`
 
 Match all valid versions for python
 
-Alias of
-
-```puppet
-Variant[Integer, Pattern[
-    /\A(python)?[0-9](\.?[0-9])*/,
-    /\Apypy\Z/,
-    /\Asystem\Z/,
-    /\Arh-python[0-9]{2}(?:-python)?\Z/
-  ]]
-```
+Alias of `Pattern[/\A(python)?[0-9](\.?[0-9])*/, /\Apypy\Z/, /\Asystem\Z/, /\Arh-python[0-9]{2}(?:-python)?\Z/]`
 

types/version.pp

@@ -1,10 +1,8 @@
 # @summary Match all valid versions for python
 #
-type Python::Version = Variant[Integer,
-  Pattern[
-    /\A(python)?[0-9](\.?[0-9])*/,
-    /\Apypy\Z/,
-    /\Asystem\Z/,
-    /\Arh-python[0-9]{2}(?:-python)?\Z/
-  ]
+type Python::Version = Pattern[
+  /\A(python)?[0-9](\.?[0-9])*/,
+  /\Apypy\Z/,
+  /\Asystem\Z/,
+  /\Arh-python[0-9]{2}(?:-python)?\Z/
 ]