[tx-robot] updated from transifex

apps/files_external/l10n/sr.js

apps/files_external/l10n/sr.json

apps/files_sharing/l10n/it.js

apps/files_sharing/l10n/it.json

apps/files_sharing/l10n/sr.js

apps/files_sharing/l10n/sr.json

apps/settings/l10n/cs.js

apps/settings/l10n/cs.json

apps/settings/l10n/de.js

apps/settings/l10n/de.json

apps/settings/l10n/de_DE.js

apps/settings/l10n/de_DE.json

apps/settings/l10n/es.js

apps/settings/l10n/es.json

apps/settings/l10n/gl.js

apps/settings/l10n/gl.json

apps/settings/l10n/it.js

apps/settings/l10n/it.json

apps/settings/l10n/ru.js

apps/settings/l10n/ru.json