Remove deprecated features and plugins for 11.0.0 (#10126)

* Bump version to 11.0.0.

* Removed deprecated plugins/modules.

* Remove _init_session().

* Remove ack_venv_creation_deprecation.

* Change behavior of state.

* Remove value reading.

* Remove list_all.

* Remove various deprecated module helper things.

* Change default of proxmox's update parameter.

* Fix constructor command order.

Co-authored-by: Alexei Znamensky <103110+russoz@users.noreply.github.com>

* MH: adjust guide

---------

Co-authored-by: Alexei Znamensky <103110+russoz@users.noreply.github.com>
Co-authored-by: Alexei Znamensky <russoz@gmail.com>

tests/unit/plugins/module_utils/test_module_helper.py

@@ -10,123 +10,13 @@ __metaclass__ = type
 import pytest
 
 from ansible_collections.community.general.plugins.module_utils.module_helper import (
-    DependencyCtxMgr, VarMeta, VarDict, cause_changes
+    cause_changes
 )
 
 
-# remove in 11.0.0
-def test_dependency_ctxmgr():
-    ctx = DependencyCtxMgr("POTATOES", "Potatoes must be installed")
-    with ctx:
-        import potatoes_that_will_never_be_there  # noqa: F401, pylint: disable=unused-import
-    print("POTATOES: ctx.text={0}".format(ctx.text))
-    assert ctx.text == "Potatoes must be installed"
-    assert not ctx.has_it
-
-    ctx = DependencyCtxMgr("POTATOES2")
-    with ctx:
-        import potatoes_that_will_never_be_there_again  # noqa: F401, pylint: disable=unused-import
-    assert not ctx.has_it
-    print("POTATOES2: ctx.text={0}".format(ctx.text))
-    assert ctx.text.startswith("No module named")
-    assert "potatoes_that_will_never_be_there_again" in ctx.text
-
-    ctx = DependencyCtxMgr("TYPING")
-    with ctx:
-        import sys  # noqa: F401, pylint: disable=unused-import
-    assert ctx.has_it
-
-
-# remove in 11.0.0
-def test_variable_meta():
-    meta = VarMeta()
-    assert meta.output is True
-    assert meta.diff is False
-    assert meta.value is None
-    meta.set_value("abc")
-    assert meta.initial_value == "abc"
-    assert meta.value == "abc"
-    assert meta.diff_result is None
-    meta.set_value("def")
-    assert meta.initial_value == "abc"
-    assert meta.value == "def"
-    assert meta.diff_result is None
-
-
-# remove in 11.0.0
-def test_variable_meta_diff():
-    meta = VarMeta(diff=True)
-    assert meta.output is True
-    assert meta.diff is True
-    assert meta.value is None
-    meta.set_value("abc")
-    assert meta.initial_value == "abc"
-    assert meta.value == "abc"
-    assert meta.diff_result is None
-    meta.set_value("def")
-    assert meta.initial_value == "abc"
-    assert meta.value == "def"
-    assert meta.diff_result == {"before": "abc", "after": "def"}
-    meta.set_value("ghi")
-    assert meta.initial_value == "abc"
-    assert meta.value == "ghi"
-    assert meta.diff_result == {"before": "abc", "after": "ghi"}
-
-
-# remove in 11.0.0
-def test_vardict():
-    vd = VarDict()
-    vd.set('a', 123)
-    assert vd['a'] == 123
-    assert vd.a == 123
-    assert 'a' in vd._meta
-    assert vd.meta('a').output is True
-    assert vd.meta('a').diff is False
-    assert vd.meta('a').change is False
-    vd['b'] = 456
-    assert vd.meta('b').output is True
-    assert vd.meta('b').diff is False
-    assert vd.meta('b').change is False
-    vd.set_meta('a', diff=True, change=True)
-    vd.set_meta('b', diff=True, output=False)
-    vd['c'] = 789
-    assert vd.has_changed('c') is False
-    vd['a'] = 'new_a'
-    assert vd.has_changed('a') is True
-    vd['c'] = 'new_c'
-    assert vd.has_changed('c') is False
-    vd['b'] = 'new_b'
-    assert vd.has_changed('b') is False
-    assert vd.a == 'new_a'
-    assert vd.c == 'new_c'
-    assert vd.output() == {'a': 'new_a', 'c': 'new_c'}
-    assert vd.diff() == {'before': {'a': 123}, 'after': {'a': 'new_a'}}, "diff={0}".format(vd.diff())
-
-
-# remove in 11.0.0
-def test_variable_meta_change():
-    vd = VarDict()
-    vd.set('a', 123, change=True)
-    vd.set('b', [4, 5, 6], change=True)
-    vd.set('c', {'m': 7, 'n': 8, 'o': 9}, change=True)
-    vd.set('d', {'a1': {'a11': 33, 'a12': 34}}, change=True)
-
-    vd.a = 1234
-    assert vd.has_changed('a') is True
-    vd.b.append(7)
-    assert vd.b == [4, 5, 6, 7]
-    assert vd.has_changed('b')
-    vd.c.update({'p': 10})
-    assert vd.c == {'m': 7, 'n': 8, 'o': 9, 'p': 10}
-    assert vd.has_changed('c')
-    vd.d['a1'].update({'a13': 35})
-    assert vd.d == {'a1': {'a11': 33, 'a12': 34, 'a13': 35}}
-    assert vd.has_changed('d')
-
-
 #
 # DEPRECATION NOTICE
-# Parameters on_success and on_failure are deprecated and will be removed in community.genral 12.0.0
+# Parameters on_success and on_failure are deprecated and will be removed in community.general 12.0.0
 # Remove testcases with those params when releasing 12.0.0
 #
 CAUSE_CHG_DECO_PARAMS = ['deco_args', 'expect_exception', 'expect_changed']