Downgrade bootstrap to 4.x (#1417)

Author: testforstephen

package-lock.json

@@ -387,7 +387,7 @@
     "@vscode/webview-ui-toolkit": "1.4.0",
     "@xmldom/xmldom": "^0.8.3",
     "axios": "^1.8.2",
-    "bootstrap": "^5.0.1",
+    "bootstrap": "^4.6.2",
     "compare-versions": "^3.6.0",
     "expand-home-dir": "0.0.3",
     "expand-tilde": "^2.0.2",