roll back karma-webpack

Author: DellaBitta

package.json

@@ -122,7 +122,7 @@
     "karma-sourcemap-loader": "0.4.0",
     "karma-spec-reporter": "0.0.36",
     "karma-summary-reporter": "3.1.1",
-    "karma-webpack": "5.0.1",
+    "karma-webpack": "5.0.0",
     "lcov-result-merger": "3.3.0",
     "lerna": "4.0.0",
     "listr": "0.14.3",