Nuke strategy.SharedPluginLoaderObj, depr. 2.11 (#70235)

* Nuke strategy.SharedPluginLoaderObj, depr. 2.11

Change:
- Nuke SharedPluginLoaderObj class
- Update tests (which seemingly didn't use it anyway)
- Changelog

Test Plan:
CI, grep

Signed-off-by: Rick Elrod <rick@elrod.me>

* Nuke from ignore.txt

Signed-off-by: Rick Elrod <rick@elrod.me>

changelogs/fragments/deprecation-strategy-SharedPluginLoaderObj.yml

@@ -0,0 +1,2 @@
+removed_features:
+  - Removed `SharedPluginLoaderObj` class from ansible.plugins.strategy. It was deprecated in favor of using the standard plugin loader.

lib/ansible/plugins/strategy/__init__.py

@@ -67,14 +67,6 @@ class StrategySentinel:
     pass
 
 
-def SharedPluginLoaderObj():
-    '''This only exists for backwards compat, do not use.
-    '''
-    display.deprecated('SharedPluginLoaderObj is deprecated, please directly use ansible.plugins.loader',
-                       version='2.11', collection_name='ansible.builtin')
-    return plugin_loader
-
-
 _sentinel = StrategySentinel()
 
 

test/sanity/ignore.txt

@@ -183,7 +183,6 @@ lib/ansible/playbook/role/__init__.py pylint:blacklisted-name
 lib/ansible/plugins/action/normal.py action-plugin-docs # default action plugin for modules without a dedicated action plugin
 lib/ansible/plugins/cache/base.py ansible-doc!skip  # not a plugin, but a stub for backwards compatibility
 lib/ansible/plugins/lookup/sequence.py pylint:blacklisted-name
-lib/ansible/plugins/strategy/__init__.py pylint:ansible-deprecated-version
 lib/ansible/plugins/strategy/__init__.py pylint:blacklisted-name
 lib/ansible/plugins/strategy/linear.py pylint:blacklisted-name
 lib/ansible/vars/hostvars.py pylint:blacklisted-name

test/units/playbook/test_conditional.py

@@ -5,7 +5,6 @@ from units.compat import unittest
 from units.mock.loader import DictDataLoader
 from units.compat.mock import MagicMock
 
-from ansible.plugins.strategy import SharedPluginLoaderObj
 from ansible.template import Templar
 from ansible import errors
 
@@ -16,7 +15,6 @@ class TestConditional(unittest.TestCase):
     def setUp(self):
         self.loader = DictDataLoader({})
         self.cond = conditional.Conditional(loader=self.loader)
-        self.shared_loader = SharedPluginLoaderObj()
         self.templar = Templar(loader=self.loader, variables={})
 
     def _eval_con(self, when=None, variables=None):