[chore] Rewrite all remaining Github links

docs/api/swagger.md

@@ -14,8 +14,8 @@ Most of the GoToSocial API endpoints require a user-level OAuth token. For a gui
     
     See the following issues for more context:
     
-    - [#1958](https://github.com/superseriousbusiness/gotosocial/issues/1958)
-    - [#1944](https://github.com/superseriousbusiness/gotosocial/issues/1944)
-    - [#2641](https://github.com/superseriousbusiness/gotosocial/issues/2641)
+    - [#1958](https://codeberg.org/superseriousbusiness/gotosocial/issues/1958)
+    - [#1944](https://codeberg.org/superseriousbusiness/gotosocial/issues/1944)
+    - [#2641](https://codeberg.org/superseriousbusiness/gotosocial/issues/2641)
 
 <swagger-ui src="swagger.yaml"/>

docs/api/swagger.yaml

@@ -1583,7 +1583,7 @@ definitions:
             max_profile_fields:
                 description: |-
                     The maximum number of profile fields allowed for each account.
-                    Currently not configurable, so this is hardcoded to 6. (https://github.com/superseriousbusiness/gotosocial/issues/1876)
+                    Currently not configurable, so this is hardcoded to 6. (https://codeberg.org/superseriousbusiness/gotosocial/issues/1876)
                 format: int64
                 type: integer
                 x-go-name: MaxProfileFields
@@ -1965,7 +1965,7 @@ definitions:
                 x-go-name: Rules
             source_url:
                 description: The URL for the source code of the software running on this instance, in keeping with AGPL license requirements.
-                example: https://github.com/superseriousbusiness/gotosocial
+                example: https://codeberg.org/superseriousbusiness/gotosocial
                 type: string
                 x-go-name: SourceURL
             terms: