[tx-robot] updated from transifex

core/l10n/es.js

core/l10n/es.json

core/l10n/fr.js

core/l10n/fr.json

core/l10n/gl.js

core/l10n/gl.json

core/l10n/it.js

core/l10n/it.json

core/l10n/nb.js

core/l10n/nb.json

core/l10n/pl.js

core/l10n/pl.json

core/l10n/pt_BR.js

core/l10n/pt_BR.json

core/l10n/sr.js

core/l10n/sr.json