Merge pull request #17050 from backstage/renovate/webpack-5.x-lockfile

fix(deps): update dependency webpack to v5.76.3

yarn.lock

@@ -39391,8 +39391,8 @@ __metadata:
   linkType: hard
 
 "webpack@npm:^5, webpack@npm:^5.70.0":
-  version: 5.76.2
-  resolution: "webpack@npm:5.76.2"
+  version: 5.76.3
+  resolution: "webpack@npm:5.76.3"
   dependencies:
     "@types/eslint-scope": ^3.7.3
     "@types/estree": ^0.0.51
@@ -39423,7 +39423,7 @@ __metadata:
       optional: true
   bin:
     webpack: bin/webpack.js
-  checksum: 86db98299a175c371031449c26077e87b33acd8f45de7f7945ed4b9b37c8ca11bc5169af9c44743efccd4d55e08042a3aa3a3bc42aff831309a0821ffbcd395e
+  checksum: 363f536b56971d056e34ab4cffa4cbc630b220e51be1a8c3adea87d9f0b51c49cfc7c3720d6614a1fd2c8c63f1ab3100db916fe8367c8bb9299327ff8c3f856d
   languageName: node
   linkType: hard