Update pr.yml

Author: ryantrem

.github/workflows/pr.yml

@@ -34,12 +34,6 @@ jobs:
       - name: Yarn Install (Playground)
         run: yarn install
         working-directory: ./Apps/Playground
-      - name: Pod Install (Playground)
-        run: pod install
-        working-directory: ./Apps/Playground/ios
-      - name: CMake xcodeproj (Source Package)
-        run: cmake -G Xcode -DCMAKE_TOOLCHAIN_FILE=../submodules/BabylonNative/Dependencies/ios-cmake/ios.toolchain.cmake -DPLATFORM=OS64COMBINED -DENABLE_ARC=0 -DDEPLOYMENT_TARGET=12 -DENABLE_GLSLANG_BINARIES=OFF -DSPIRV_CROSS_CLI=OFF .
-        working-directory: ./Apps/Playground/node_modules/@babylonjs/react-native/ios
       - name: NPM Install (Binary Package)
         run: npm install
         working-directory: ./Package