Bump @iobroker/legacy-testing from 0.3.7 to 1.0.0

Bumps [@iobroker/legacy-testing](https://github.com/ioBroker/legacy-testing) from 0.3.7 to 1.0.0.
- [Release notes](https://github.com/ioBroker/legacy-testing/releases)
- [Commits](ioBroker/legacy-testing@v0.3.7...v1.0.0)

---
updated-dependencies:
- dependency-name: "@iobroker/legacy-testing"
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

package.json

@@ -35,7 +35,7 @@
     "@alcalzone/release-script-plugin-license": "^3.5.9",
     "@alcalzone/release-script-plugin-manual-review": "^3.5.9",
     "@iobroker/adapter-dev": "^1.2.0",
-    "@iobroker/legacy-testing": "^0.3.7",
+    "@iobroker/legacy-testing": "^1.0.0",
     "axios": "^1.5.0",
     "chai": "^4.3.10",
     "gulp": "^4.0.2",