chore(deps): update dependency chai to v4.3.7

Author: renovate[bot]

experiments/guess-static-sites/package-lock.json

@@ -24,7 +24,7 @@
     "babel-minify": "0.5.1",
     "babel-preset-es2015": "6.24.1",
     "babel-preset-minify": "0.5.1",
-    "chai": "4.3.0",
+    "chai": "4.3.7",
     "cors": "2.8.5",
     "http-server": "0.12.1",
     "mocha": "8.3.1",