[tx-robot] updated from transifex

apps/encryption/l10n/cs_CZ.js

apps/encryption/l10n/cs_CZ.json

apps/encryption/l10n/sr.js

apps/encryption/l10n/sr.json

apps/files/l10n/de_AT.js

apps/files/l10n/de_AT.json

apps/files_external/l10n/de_AT.js

apps/files_external/l10n/de_AT.json

core/l10n/cs_CZ.js

core/l10n/cs_CZ.json

core/l10n/de_AT.js

core/l10n/de_AT.json

lib/l10n/de_AT.js

lib/l10n/de_AT.json

settings/l10n/cs_CZ.js

settings/l10n/cs_CZ.json

settings/l10n/de_AT.js

settings/l10n/de_AT.json

settings/l10n/sr.js

settings/l10n/sr.json