Bump copyfiles from 1.2.0 to 2.0.0

Bumps [copyfiles](https://github.com/calvinmetcalf/copyfiles) from 1.2.0 to 2.0.0.
- [Release notes](https://github.com/calvinmetcalf/copyfiles/releases)
- [Commits](https://github.com/calvinmetcalf/copyfiles/compare/v1.2.0...v2.0.0)

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

packages/typescript-typings/package.json

@@ -33,7 +33,7 @@
     },
     "devDependencies": {
         "@0xproject/monorepo-scripts": "^1.0.5",
-        "copyfiles": "^1.2.0",
+        "copyfiles": "^2.0.0",
         "shx": "^0.2.2"
     },
     "publishConfig": {