bump the npm_and_yarn at /samples/react-comparer security update group

---
updated-dependencies:
- dependency-name: "@pnp/spfx-controls-react"
  dependency-type: direct:production
...

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

samples/react-comparer/package.json

@@ -19,7 +19,7 @@
     "@pnp/logging": "^1.2.8",
     "@pnp/odata": "^1.2.8",
     "@pnp/sp": "^1.2.8",
-    "@pnp/spfx-controls-react": "^1.11.0",
+    "@pnp/spfx-controls-react": "^3.15.0",
     "@pnp/spfx-property-controls": "^1.13.1",
     "@types/es6-promise": "0.0.33",
     "@types/react": "16.4.2",