build(deps-dev): bump @types/mocha from 7.0.2 to 8.0.0

Bumps [@types/mocha](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/mocha) from 7.0.2 to 8.0.0.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/mocha)

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -104,7 +104,7 @@
     "@types/lodash": "^4.14.157",
     "@types/mime-types": "^2.1.0",
     "@types/minimist": "^1.2.0",
-    "@types/mocha": "^7.0.2",
+    "@types/mocha": "^8.0.0",
     "@types/node": "^14.0.20",
     "@types/node-fetch": "^2.5.5",
     "@types/proxyquire": "^1.3.28",

yarn.lock

@@ -1271,10 +1271,10 @@
   resolved "https://registry.yarnpkg.com/@types/minimist/-/minimist-1.2.0.tgz#69a23a3ad29caf0097f06eda59b361ee2f0639f6"
   integrity sha1-aaI6OtKcrwCX8G7aWbNh7i8GOfY=
 
-"@types/mocha@^7.0.2":
-  version "7.0.2"
-  resolved "https://registry.yarnpkg.com/@types/mocha/-/mocha-7.0.2.tgz#b17f16cf933597e10d6d78eae3251e692ce8b0ce"
-  integrity sha512-ZvO2tAcjmMi8V/5Z3JsyofMe3hasRcaw88cto5etSVMwVQfeivGAlEYmaQgceUSVYFofVjT+ioHsATjdWcFt1w==
+"@types/mocha@^8.0.0":
+  version "8.0.0"
+  resolved "https://registry.yarnpkg.com/@types/mocha/-/mocha-8.0.0.tgz#b0ba1c5b4cb3880c51a6b488ad007a657d1be888"
+  integrity sha512-jWeYcTo3sCH/rMgsdYXDTO85GNRyTCII5dayMIu/ZO4zbEot1E3iNGaOwpLReLUHjeNQFkgeNNVYlY4dX6azQQ==
 
 "@types/node-fetch@^2.5.5":
   version "2.5.7"