Update dependency @shelf/babel-config to v1.2.0

Author: renovate[bot]

package.json

@@ -42,7 +42,7 @@
   "devDependencies": {
     "@babel/cli": "7.19.3",
     "@babel/core": "7.20.2",
-    "@shelf/babel-config": "1.0.2",
+    "@shelf/babel-config": "1.2.0",
     "@shelf/eslint-config": "2.18.0",
     "@shelf/prettier-config": "1.0.0",
     "@shelf/tsconfig": "0.0.6",