Removing redundant double check for simpler code to read

Author: zacaryc

atlassian/bitbucket/__init__.py

@@ -851,7 +851,6 @@ def fork_repository(self, project_key, repository_slug, new_repository_slug):
         body = {}
         if new_repository_slug is not None:
             body["name"] = new_repository_slug
-        if new_repository_slug is not None:
             body["project"] = {"key": project_key}
         return self.post(url, data=body)