fixup! fix: always add branch in gh pages changes

Signed-off-by: Kairo Araujo <kairo@dearaujo.nl>

Author: kairoaraujo

otterdog/models/repository.py

@@ -1050,13 +1050,6 @@ def generate_live_patch(
                         web_commit_signoff_required, web_commit_signoff_required
                     )
 
-            # FIXME: needed to add this hack to ensure that gh_pages_source_path is also present in
-            #        the modified data as GitHub needs the path as well when the branch is changed.
-            #        this needs to make clean to support making the diff operation generic as possible.
-            if "gh_pages_source_branch" in modified_repo:
-                gh_pages_source_path = cast(Repository, coerced_object).gh_pages_source_path
-                modified_repo["gh_pages_source_path"] = Change(gh_pages_source_path, gh_pages_source_path)
-
             # similar fix as above for squash_merge_commit_title and squash_merge_commit_message as well
             squash_merge_commit_title_present = "squash_merge_commit_title" in modified_repo
             squash_merge_commit_message_present = "squash_merge_commit_message" in modified_repo
@@ -1188,6 +1181,11 @@ async def apply_live_patch(
                 await provider.delete_repo(org_id, unwrap(patch.current_object).name)
 
             case LivePatchType.CHANGE:
+                # if the source branch is changed, also ensure that the path is set when
+                if patch.changes and "gh_pages_source_branch" in patch.changes:
+                    gh_pages_source_path = cast(Repository, patch.changes).gh_pages_source_path
+                    patch.changes["gh_pages_source_path"] = Change(gh_pages_source_path, gh_pages_source_path)
+
                 # if the source path is changed, also ensure that the branch is set when
                 # the branch is not changed. The branch is required by GitHub.
                 if (