chore: update test:packages script

package.json

@@ -16,7 +16,7 @@
     "build:packages": "yarn workspaces foreach -t -A --include @recast-navigation/wasm --include @recast-navigation/core --include @recast-navigation/generators --include recast-navigation --include @recast-navigation/three --include @recast-navigation/playcanvas run build",
     "build:apps": "yarn workspaces foreach -A -t --include navmesh-website --include docs run build",
     "test": "yarn test:packages && yarn test:node-smoke-test && yarn test:bundlers-smoke-test && yarn lint",
-    "test:packages": "yarn workspaces foreach -A -t --include recast-navigation --include @recast-navigation/core --include @recast-navigation/generators --include @recast-navigation/three --include @recast-navigation/playcanvas run test",
+    "test:packages": "(cd packages/recast-navigation && yarn test)",
     "test:node-smoke-test": "(cd ./examples/three-node-cjs-example && yarn start) && (cd ./examples/three-node-esm-example && yarn start)",
     "test:bundlers-smoke-test": "(cd ./examples/three-parcel-example && yarn build) && (cd ./examples/three-vite-example && yarn build) && (cd ./examples/three-vite-worker-example && yarn build) && (cd ./examples/playcanvas-vite-example && yarn build)",
     "lint": "yarn workspaces foreach -A -t run lint",