Merge pull request #101 from Skyflash/dependabot/npm_and_yarn/mem-9.0.2

Bump mem from 8.1.1 to 9.0.2

Author: Skyflash

package-lock.json

@@ -45,7 +45,7 @@
   },
   "devDependencies": {
     "clean-css": "^5.2.4",
-    "mem": "^8.1.1",
+    "mem": "^9.0.2",
     "shelljs": "^0.8.5",
     "tar": ">=6.1.9",
     "uglify-js": "^3.13.5"