ci: do not rename generated vsix

This way we produce vsix with the right name for the release.

Author: agateau-gg

.github/workflows/build.yaml

@@ -32,10 +32,9 @@ jobs:
       - name: Build extension
         run: |
           vsce package --baseContentUrl https://github.com/GitGuardian/gitguardian-vscode/ --allow-missing-repository
-          mv *.vsix gitguardian-vscode.vsix
 
       - name: Upload extension package
         uses: actions/upload-artifact@v4
         with:
-          name: gitguardian-vscode.vsix
-          path: gitguardian-vscode.vsix
+          name: gitguardian.vsix
+          path: gitguardian-*.vsix