[tx-robot] updated from transifex

apps/comments/l10n/fr.js

apps/comments/l10n/fr.json

apps/comments/l10n/pl.js

apps/comments/l10n/pl.json

apps/dav/l10n/pl.js

apps/dav/l10n/pl.json

apps/files_trashbin/l10n/pt_PT.js

apps/files_trashbin/l10n/pt_PT.json

apps/user_ldap/l10n/sk.js

apps/user_ldap/l10n/sk.json

core/l10n/fr.js

core/l10n/fr.json

core/l10n/pl.js

core/l10n/pl.json