Bump execa from 7.1.1 to 7.2.0

Bumps [execa](https://github.com/sindresorhus/execa) from 7.1.1 to 7.2.0.
- [Release notes](https://github.com/sindresorhus/execa/releases)
- [Commits](sindresorhus/execa@v7.1.1...v7.2.0)

---
updated-dependencies:
- dependency-name: execa
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

package-lock.json

@@ -49,7 +49,7 @@
   },
   "devDependencies": {
     "ava": "^5.3.1",
-    "execa": "^7.1.1",
+    "execa": "^7.2.0",
     "markdownlint-cli-local-test-rule": "./test/custom-rules/markdownlint-cli-local-test-rule",
     "xo": "^0.55.0"
   },