Build(deps-dev): Bump canvaskit-wasm from 0.40.0 to 0.42.0

Bumps [canvaskit-wasm](https://github.com/google/skia) from 0.40.0 to 0.42.0.
- [Changelog](https://github.com/google/skia/blob/main/RELEASE_NOTES.md)
- [Commits](google/skia@canvaskit/0.40.0...canvaskit/0.42.0)

---
updated-dependencies:
- dependency-name: canvaskit-wasm
  dependency-version: 0.42.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

packages/viewer/package.json

@@ -17,7 +17,7 @@
     "@uidx/schema": "workspace:*",
     "@uidx/server": "workspace:*",
     "ai": "^7.0.99",
-    "canvaskit-wasm": "0.40.0",
+    "canvaskit-wasm": "0.42.0",
     "svgpath": "^2.6.0",
     "vue": "^3.5.42",
     "@types/node": "^26.5.1",