fix(deps): update dependency source-map-loader to v4

Change-Id: Iaa411124db1cc5ee2ed77e7803bb02e98fad1356
diff --git a/package.json b/package.json
index d6137b9..f7c53f6 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "json5": "^2.2.1",
     "lit": "^2.2.5",
     "path": "^0.12.7",
-    "source-map-loader": "^3.0.1",
+    "source-map-loader": "^4.0.0",
     "ts-loader": "^9.3.0",
     "typescript": "^5.0.0",
     "webpack": "^5.72.1",