[tx-robot] updated from transifex

apps/files/l10n/ca.php

apps/files/l10n/cs_CZ.php

apps/files/l10n/de.php

apps/files/l10n/es.php

apps/files/l10n/fi_FI.php

apps/files/l10n/it.php

apps/files/l10n/pl.php

apps/files/l10n/sl.php

apps/files/l10n/sv.php

apps/files/l10n/th_TH.php

apps/files/l10n/zh_CN.php

apps/files_encryption/l10n/zh_CN.php

apps/files_external/l10n/it.php

apps/files_external/l10n/sk_SK.php

apps/files_sharing/l10n/sk_SK.php

apps/files_versions/l10n/zh_CN.php

apps/user_ldap/l10n/fi_FI.php

core/l10n/zh_CN.php

l10n/ca/files.po

l10n/ca/settings.po