adding micromatch as dev dependency

Author: Rolando Santamaria Maso

package.json

@@ -51,6 +51,7 @@
     "fg-multiple-hooks": "^1.2.0",
     "helmet": "^4.1.1",
     "http-lambda-proxy": "^1.0.1",
+    "micromatch": "^4.0.2",
     "mocha": "^8.1.3",
     "nyc": "^15.1.0",
     "opossum": "^5.0.1",