* java_keystore - improve error handling and returned results
* set check_rc=False to return results as documented when module fails
* set LANG, LC_ALL and LC_MESSAGES to C to rely keytool output parsing
* fix pylint's `no-else-return` and `unused-variable` hints
* update related unit tests accordingly
* add a changelog fragment
update unit test (remove stdout_lines from returned dict)
fix unit test: failure is now expected when alias does not exist
* Update changelogs/fragments/2183-java_keystore_improve_error_handling.yml
Co-authored-by: Felix Fontein <felix@fontein.de>
* fix integration test: overwrite keystore at the same location
Co-authored-by: Felix Fontein <felix@fontein.de>
(cherry picked from commit 89b7e7191f)
Co-authored-by: quidame <quidame@poivron.org>
