Small tweaks to the compat tests

Note: These are cherry-picked from the internal docker branch.

compat-tests/fixtures/cra/package/package.json

@@ -29,10 +29,17 @@
     "web-vitals": "^1.0.1"
   },
   "eslintConfig": {
-    "extends": ["react-app", "react-app/jest"]
+    "extends": [
+      "react-app",
+      "react-app/jest"
+    ]
   },
   "browserslist": {
-    "production": [">0.2%", "not dead", "not op_mini all"],
+    "production": [
+      ">0.2%",
+      "not dead",
+      "not op_mini all"
+    ],
     "development": [
       "last 1 chrome version",
       "last 1 firefox version",