Update dependency webpack to v4.45.0

Author: renovate-bot

package-lock.json

@@ -64,7 +64,7 @@
     "sass-loader": "9.0.2",
     "ts-loader": "8.0.1",
     "typescript": "3.9.7",
-    "webpack": "4.44.0",
+    "webpack": "4.45.0",
     "webpack-cli": "3.3.12",
     "webpack-merge": "4.2.2",
     "yamljs": "0.3.0"