chore(deps): update dependency @types/mocha to v7

Author: renovate-bot

package-lock.json

@@ -56,7 +56,7 @@
     "@commitlint/cli": "7.2.1",
     "@commitlint/config-conventional": "7.1.2",
     "@types/execa": "0.9.0",
-    "@types/mocha": "5.2.7",
+    "@types/mocha": "7.0.1",
     "@types/mz": "0.0.32",
     "@types/node": "8.10.29",
     "@types/semver": "6.2.0",