adopt upstream changes vor v3.0

lang/calamares_en_GB.ts

lang/calamares_es.ts

lang/calamares_es_ES.ts

lang/calamares_es_MX.ts

lang/calamares_es_PR.ts

lang/calamares_et.ts

lang/calamares_eu.ts

lang/calamares_fa.ts

lang/calamares_fi_FI.ts

lang/calamares_fr.ts

lang/calamares_fr_CH.ts

lang/calamares_gl.ts

lang/calamares_gu.ts

lang/calamares_hi.ts

lang/calamares_hr.ts

lang/calamares_hu.ts

lang/calamares_id.ts

lang/calamares_is.ts

lang/calamares_it_IT.ts

lang/calamares_ja.ts