Remove finalize from globals (#76439)

changelogs/fragments/finalize-not-in-globals.yml

@@ -0,0 +1,2 @@
+breaking_changes:
+  - "The ``finalize`` method is no longer exposed in the globals for use in templating."

docs/docsite/rst/porting_guides/porting_guide_core_2.13.rst

@@ -33,6 +33,8 @@ Playbook
 
 * The return value of the ``__repr__`` method of an undefined variable represented by the ``AnsibleUndefined`` object changed. ``{{ '%r'|format(undefined_variable) }}`` returns ``AnsibleUndefined(hint=None, obj=missing, name='undefined_variable')`` in 2.13 as opposed to just ``AnsibleUndefined`` in versions 2.12 and prior.
 
+* The ``finalize`` method is no longer exposed in the globals for use in templating. To convert ``None`` to an empty string the following expression can be used: ``{{ value if value is not none }}``.
+
 
 Command Line
 ============

lib/ansible/template/__init__.py

@@ -650,7 +650,6 @@ class Templar:
         self.environment.globals['lookup'] = self._lookup
         self.environment.globals['query'] = self.environment.globals['q'] = self._query_lookup
         self.environment.globals['now'] = self._now_datetime
-        self.environment.globals['finalize'] = self._finalize
         self.environment.globals['undef'] = self._make_undefined
 
         # the current rendering context under which the templar class is working