build(deps): update d3-cloud requirement

Updates the requirements on [d3-cloud](https://github.com/jasondavies/d3-cloud) to permit the latest version.
- [Commits](jasondavies/d3-cloud@v1.2.5...v1.2.7)

---
updated-dependencies:
- dependency-name: d3-cloud
  dependency-type: direct:production
...

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

superset-frontend/plugins/plugin-chart-word-cloud/package.json

@@ -31,7 +31,7 @@
   "dependencies": {
     "@types/d3-cloud": "^1.2.1",
     "@types/d3-scale": "^2.0.2",
-    "d3-cloud": "^1.2.5",
+    "d3-cloud": "^1.2.7",
     "d3-scale": "^3.0.1",
     "encodable": "^0.7.6"
   },