fix(deps): update dependency execa to v4.0.2

Author: renovate-bot

package-lock.json

@@ -49,7 +49,7 @@
   "dependencies": {
     "@cypress/browserify-preprocessor": "2.2.4",
     "debug": "4.1.1",
-    "execa": "4.0.1",
+    "execa": "4.0.2",
     "globby": "11.0.0",
     "istanbul-lib-coverage": "3.0.0",
     "nyc": "15.0.1"