feat: add badge issuance with Credly backend (#2489)

* feat: add badges feature
* chore: update dummy translations
* refactor: squash migrations + text cleanup + resolve conflict
* docs: documentation update

---------

Co-authored-by: Andrii <andrii.hantkovskyi@raccoongang.com>
Co-authored-by: Andrii Hantkovskyi <andrii.hantkovskyi@github.com>
Co-authored-by: KyryloKireiev <kirillkireev888@gmail.com>
Co-authored-by: wowkalucky <wowkalucky@gmail.com>
Co-authored-by: GlugovGrGlib <glugov1998@gmail.com>

.annotation_safe_list.yml

@@ -13,6 +13,22 @@ auth.Group:
   ".. no_pii:": "This model has no PII"
 auth.Permission:
   ".. no_pii:": "This model has no PII"
+badges.BadgePenalty:
+  ".. no_pii:": "This model has no PII"
+badges.BadgeProgress:
+  ".. pii": "Username"
+  ".. pii_types": other
+  ".. pii_retirement": retained
+badges.BadgeRequirement:
+  ".. no_pii:": "This model has no PII"
+badges.CredlyOrganization:
+  ".. no_pii:": "This model has no PII"
+badges.DataRule:
+  ".. no_pii:": "This model has no PII"
+badges.Fulfillment:
+  ".. no_pii:": "This model has no PII"
+badges.PenaltyDataRule:
+  ".. no_pii:": "This model has no PII"
 credentials.HistoricalProgramCompletionEmailConfiguration:
     ".. no_pii:": "This model has no PII"
 contenttypes.ContentType: