Build(deps): Bump @tensorflow/tfjs-backend-wasm from 4.6.0 to 4.15.0

Bumps [@tensorflow/tfjs-backend-wasm](https://github.com/tensorflow/tfjs/tree/HEAD/tfjs-backend-wasm) from 4.6.0 to 4.15.0.
- [Release notes](https://github.com/tensorflow/tfjs/releases)
- [Changelog](https://github.com/tensorflow/tfjs/blob/master/cloudbuild-release.yml)
- [Commits](https://github.com/tensorflow/tfjs/commits/tfjs-v4.15.0/tfjs-backend-wasm)

---
updated-dependencies:
- dependency-name: "@tensorflow/tfjs-backend-wasm"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

package.json

@@ -26,7 +26,7 @@
   "dependencies": {
     "@exifer/gps": "^1.0.0-beta.2",
     "@tensorflow/tfjs": "^4.6.0",
-    "@tensorflow/tfjs-backend-wasm": "^4.6.0",
+    "@tensorflow/tfjs-backend-wasm": "^4.15.0",
     "@tensorflow/tfjs-node": "^4.6.0",
     "@tensorflow/tfjs-node-gpu": "^4.6.0",
     "@vladmandic/face-api": "^1.7.11",