chore(deps): bump @blockly/block-test from 1.1.5 to 2.0.1 (google#5836)

Bumps [@blockly/block-test](https://github.com/google/blockly-samples/tree/HEAD/plugins/block-test) from 1.1.5 to 2.0.1.
- [Release notes](https://github.com/google/blockly-samples/releases)
- [Commits](https://github.com/google/blockly-samples/commits/@blockly/block-test@2.0.1/plugins/block-test)

---
updated-dependencies:
- dependency-name: "@blockly/block-test"
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

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

package.json

@@ -65,7 +65,7 @@
   },
   "license": "Apache-2.0",
   "devDependencies": {
-    "@blockly/block-test": "^1.0.0",
+    "@blockly/block-test": "^2.0.1",
     "@blockly/dev-tools": "^3.0.1",
     "@blockly/theme-modern": "^2.1.1",
     "@wdio/selenium-standalone-service": "^7.10.1",