chore(deps): bump io.extendreality.zinnia.unity from 1.8.0 to 1.8.1

Bumps [io.extendreality.zinnia.unity](https://github.com/ExtendRealityLtd/Zinnia.Unity) from 1.8.0 to 1.8.1.
- [Release notes](https://github.com/ExtendRealityLtd/Zinnia.Unity/releases)
- [Changelog](https://github.com/ExtendRealityLtd/Zinnia.Unity/blob/master/CHANGELOG.md)
- [Commits](ExtendRealityLtd/Zinnia.Unity@v1.8.0...v1.8.1)

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

Author: dependabot-preview[bot]

package.json

@@ -29,7 +29,7 @@
         "url": "https://github.com/ExtendRealityLtd"
     },
     "dependencies": {
-        "io.extendreality.zinnia.unity": "1.8.0"
+        "io.extendreality.zinnia.unity": "1.8.1"
     },
     "files": [
         "*.md",