Bump @ava/typescript from 1.1.1 to 2.0.0

Bumps [@ava/typescript](https://github.com/avajs/typescript) from 1.1.1 to 2.0.0.
- [Release notes](https://github.com/avajs/typescript/releases)
- [Commits](https://github.com/avajs/typescript/compare/v1.1.1...v2.0.0)

---
updated-dependencies:
- dependency-name: "@ava/typescript"
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

package.json

@@ -52,7 +52,7 @@
     "micromatch is an unspecified dependency of ava"
   ],
   "devDependencies": {
-    "@ava/typescript": "1.1.1",
+    "@ava/typescript": "2.0.0",
     "@types/jszip": "^3.4.1",
     "@types/long": "4.0.1",
     "@types/nock": "^11.1.0",