chore: bump execa from 6.1.0 to 7.1.0

Bumps [execa](https://github.com/sindresorhus/execa) from 6.1.0 to 7.1.0.
- [Release notes](https://github.com/sindresorhus/execa/releases)
- [Commits](sindresorhus/execa@v6.1.0...v7.1.0)

---
updated-dependencies:
- dependency-name: execa
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package-lock.json

@@ -45,7 +45,7 @@
   "dependencies": {
     "case": "1.6.3",
     "chalk": "5.0.1",
-    "execa": "^6.1.0",
+    "execa": "^7.1.0",
     "ncp": "2.0.0",
     "prompts": "2.4.2",
     "tslib": "2.5.0",

tools/create-element/package.json

@@ -101,7 +101,7 @@
     "esbuild-plugin-lit-css": "^2.0.1",
     "esbuild-plugin-minify-html-literals": "^1.0.2",
     "eslint": "^8.35.0",
-    "execa": "^6.1.0",
+    "execa": "^7.1.0",
     "glob": "^8.1.0",
     "html-include-element": "^0.3.0",
     "koa-send": "^5.0.1",