[tx-robot] updated from transifex

apps/encryption/l10n/th_TH.js

apps/encryption/l10n/th_TH.json

apps/files/l10n/ro.js

apps/files/l10n/ro.json

core/l10n/th_TH.js

core/l10n/th_TH.json

lib/l10n/ar.js

lib/l10n/ar.json

lib/l10n/ast.js

lib/l10n/ast.json

lib/l10n/az.js

lib/l10n/az.json

lib/l10n/bg_BG.js

lib/l10n/bg_BG.json

lib/l10n/ca.js

lib/l10n/ca.json

lib/l10n/cs_CZ.js

lib/l10n/cs_CZ.json

lib/l10n/cy_GB.js

lib/l10n/cy_GB.json