Updated Observer to 1.6.6

Author: kpal81xd

package-lock.json

@@ -32,7 +32,7 @@
     "@babel/eslint-parser": "^7.23.3",
     "@babel/preset-env": "^7.23.8",
     "@playcanvas/eslint-config": "2.0.8",
-    "@playcanvas/observer": "^1.6.5",
+    "@playcanvas/observer": "^1.6.6",
     "@rollup/plugin-babel": "^6.0.4",
     "@rollup/plugin-commonjs": "^26.0.1",
     "@rollup/plugin-node-resolve": "^15.2.3",