Update dependency ts-loader to v9

Author: renovate-bot

package-lock.json

@@ -84,7 +84,7 @@
     "rollup-plugin-terser": "7.0.2",
     "rollup-plugin-typescript2": "0.30.0",
     "ts-jest": "26.5.6",
-    "ts-loader": "8.3.0",
+    "ts-loader": "9.2.2",
     "typescript": "4.2.4",
     "webpack": "5.37.1",
     "webpack-cli": "4.7.0",