[AddonManager] Fix construct_git_url return urls with '.git'. (#19242)

* [AddonManager] Fix construct_git_url return urls with '.git'.

src/Mod/AddonManager/addonmanager_utilities.py

@@ -198,19 +198,20 @@ def construct_git_url(repo, filename):
     """Returns a direct download link to a file in an online Git repo"""
 
     parsed_url = urlparse(repo.url)
+    repo_url = repo.url[:-4] if repo.url.endswith(".git") else repo.url
     if parsed_url.netloc == "github.com":
-        return f"{repo.url}/raw/{repo.branch}/{filename}"
+        return f"{repo_url}/raw/{repo.branch}/{filename}"
     if parsed_url.netloc in ["gitlab.com", "framagit.org", "salsa.debian.org"]:
-        return f"{repo.url}/-/raw/{repo.branch}/{filename}"
+        return f"{repo_url}/-/raw/{repo.branch}/{filename}"
     if parsed_url.netloc in ["codeberg.org"]:
-        return f"{repo.url}/raw/branch/{repo.branch}/{filename}"
+        return f"{repo_url}/raw/branch/{repo.branch}/{filename}"
     fci.Console.PrintLog(
         "Debug: addonmanager_utilities.construct_git_url: Unknown git host:"
         + parsed_url.netloc
         + f" for file {filename}\n"
     )
     # Assume it's some kind of local GitLab instance...
-    return f"{repo.url}/-/raw/{repo.branch}/{filename}"
+    return f"{repo_url}/-/raw/{repo.branch}/{filename}"
 
 
 def get_readme_url(repo):