fix: bump eslint-plugin-unicorn from 30.0.0 to 31.0.0 (#64)

Bumps [eslint-plugin-unicorn](https://github.com/sindresorhus/eslint-plugin-unicorn) from 30.0.0 to 31.0.0.
- [Release notes](https://github.com/sindresorhus/eslint-plugin-unicorn/releases)
- [Commits](sindresorhus/eslint-plugin-unicorn@v30.0.0...v31.0.0)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -30,7 +30,7 @@
     "eslint-plugin-mocha": "8.1.0",
     "eslint-plugin-radar": "0.2.1",
     "eslint-plugin-react": "7.23.2",
-    "eslint-plugin-unicorn": "30.0.0"
+    "eslint-plugin-unicorn": "31.0.0"
   },
   "devDependencies": {
     "@semantic-release/changelog": "5.0.1",