[tx-robot] updated from transifex

apps/comments/l10n/pl.js

apps/comments/l10n/pl.json

apps/comments/l10n/uk.js

apps/comments/l10n/uk.json

apps/dav/l10n/el.js

apps/dav/l10n/el.json

apps/dav/l10n/pl.js

apps/dav/l10n/pl.json

apps/encryption/l10n/el.js

apps/encryption/l10n/el.json

apps/files_external/l10n/el.js

apps/files_external/l10n/el.json

apps/files_versions/l10n/el.js

apps/files_versions/l10n/el.json

apps/files_versions/l10n/uk.js

apps/files_versions/l10n/uk.json

apps/settings/l10n/ar.js

apps/settings/l10n/ar.json

apps/settings/l10n/ast.js

apps/settings/l10n/ast.json