Obtainium 1.6.4

Original release notes

What's Changed

Updated pt-BR translation by @NIICKTCHUNS in https://github.com/ImranR98/Obtainium/pull/3061
fix(search): use sourceIdentifier instead of name for overrideSource after search by @ooobamboo in https://github.com/ImranR98/Obtainium/pull/3060
i18n: update pl.json by @krvstek in https://github.com/ImranR98/Obtainium/pull/3062
By @ImranR98 in https://github.com/ImranR98/Obtainium/pull/3066:
Add missing German translations
Fix force-all update checks ignoring only-check-installed-or-track-only-apps setting (#3063)
Fix pt-BR locale auto-detecting as pt-PT and reverting to pt-PT after app restart (#3052)

@ooobamboo made their first contribution in https://github.com/ImranR98/Obtainium/pull/3060

Full Changelog: https://github.com/ImranR98/Obtainium/compare/v1.6.3...v1.6.4