refactor(i18n): use common messages for generic button labels (#7020)

A few components defined their own "Cancel", "Close", "Clear" and
"Success" descriptors when commonMessages already has them. Swapped
them over and removed the old ones.

Locale files come from intl:prune-local dropping the now-orphaned
strings across every language.

apps/frontend/src/locales/it-IT/index.json

@@ -1475,9 +1475,6 @@
   "dashboard.collections.sort.recently-updated": {
     "message": "Ultima modifica"
   },
-  "dashboard.creator-tax-form-modal.close-button": {
-    "message": "Chiudi"
-  },
   "dashboard.creator-tax-form-modal.confirmation.download-button": {
     "message": "Scarica {formType}"
   },
@@ -2975,9 +2972,6 @@
   "modpack-scan-modal.delete-all-groups.error": {
     "message": "Errore nell'eliminazione dei gruppi: {error}"
   },
-  "modpack-scan-modal.delete-all-groups.proceed": {
-    "message": "Procedi"
-  },
   "modpack-scan-modal.delete-all-groups.success": {
     "message": "Tutti i gruppi eliminati con successo."
   },
@@ -3017,9 +3011,6 @@
   "modpack-scan-modal.scanning": {
     "message": "Scansione..."
   },
-  "modpack-scan-modal.success": {
-    "message": "Successo"
-  },
   "modpack-scan-modal.title": {
     "message": "Scansione del pacchetto ({scanned}/{total} file)"
   },