Bump ava from 4.3.3 to 6.1.2

Bumps [ava](https://github.com/avajs/ava) from 4.3.3 to 6.1.2.
- [Release notes](https://github.com/avajs/ava/releases)
- [Commits](avajs/ava@v4.3.3...v6.1.2)

---
updated-dependencies:
- dependency-name: ava
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package.json

@@ -29,7 +29,7 @@
 		"mongoose-plugin"
 	],
 	"devDependencies": {
-		"ava": "^4.3.1",
+		"ava": "^6.1.2",
 		"mongodb-memory-server": "^8.8.0",
 		"mongoose": "^6.0.4",
 		"xo": "^0.51.0"