[tx-robot] updated from transifex

apps/federation/l10n/is.js

apps/federation/l10n/is.json

apps/files/l10n/sl.js

apps/files/l10n/sl.json

apps/files/l10n/sv.js

apps/files/l10n/sv.json

apps/files_external/l10n/sl.js

apps/files_external/l10n/sl.json

apps/files_sharing/l10n/sl.js

apps/files_sharing/l10n/sl.json

apps/user_ldap/l10n/sl.js

apps/user_ldap/l10n/sl.json

core/l10n/is.js

core/l10n/is.json

core/l10n/pt_BR.js

core/l10n/pt_BR.json

lib/l10n/en_GB.js

lib/l10n/en_GB.json

lib/l10n/pt_BR.js

lib/l10n/pt_BR.json