update translations

apps/calendar/l10n/ca.php

apps/calendar/l10n/cs_CZ.php

apps/calendar/l10n/de.php

apps/calendar/l10n/el.php

apps/calendar/l10n/es.php

apps/calendar/l10n/et_EE.php

apps/calendar/l10n/fr.php

apps/calendar/l10n/ia.php

apps/calendar/l10n/it.php

apps/calendar/l10n/ko.php

apps/calendar/l10n/mk.php

apps/calendar/l10n/nb_NO.php

apps/calendar/l10n/pt_BR.php

apps/calendar/l10n/sl.php

apps/calendar/l10n/th_TH.php

apps/calendar/l10n/tr.php

apps/calendar/l10n/zh_CN.php

apps/calendar/l10n/zh_TW.php

apps/contacts/l10n/ca.php

apps/contacts/l10n/cs_CZ.php