chore(deps): update dependency raw-loader to v4 (#1622)

Author: renovate[bot]

package.json

@@ -139,7 +139,7 @@
         "prettier": "^1.18.2",
         "pretty-quick": "^2.0.0",
         "querystring": "^0.2.0",
-        "raw-loader": "^1.0.0-beta.0",
+        "raw-loader": "^4.0.0",
         "reqwest": "^2.0.5",
         "rimraf": "^3.0.0",
         "rucksack-css": "^1.0.2",