[PR #9157/4b0d5cb8 backport][stable-9] dnf_config_manager: fix parsing for non-english locales (#9165)

dnf_config_manager: fix parsing for non-english locales (#9157)

* dnf_config_manager: forces locale to 'C' when the module starts

* adds changelog fragment

* Apply suggestions from code review

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

---------

Co-authored-by: Alexei Znamensky <103110+russoz@users.noreply.github.com>
(cherry picked from commit 4b0d5cb8cf)

Co-authored-by: Stanislav Shamilov <shamilovstas@protonmail.com>

changelogs/fragments/9157-fix-dnf_config_manager-locale.yml

@@ -0,0 +1,2 @@
+bugfixes:
+  - dnf_config_manager - forces locale to ``C`` before module starts. If the locale was set to non-English, the output of the ``dnf config-manager`` could not be parsed (https://github.com/ansible-collections/community.general/pull/9157, https://github.com/ansible-collections/community.general/issues/9046).

plugins/modules/dnf_config_manager.py

@@ -186,6 +186,7 @@ def main():
         argument_spec=module_args,
         supports_check_mode=True
     )
+    module.run_command_environ_update = dict(LANGUAGE='C', LC_ALL='C')
 
     if not os.path.exists(DNF_BIN):
         module.fail_json(msg="%s was not found" % DNF_BIN)