Adding os version in env

Author: ssathy2

.github/workflows/ios.yml

@@ -18,21 +18,23 @@ jobs:
         env:
           scheme: ${{ 'SDKHostApp' }}
           platform: ${{ 'iOS Simulator' }}
+          os: ${{ '15.0' }}
         run: |
           # xcrun xctrace returns via stderr, not the expected stdout (see https://developer.apple.com/forums/thread/663959)
           device=`xcrun xctrace list devices 2>&1 | grep -oE 'iPhone.*?[^\(]+' | head -1 | awk '{$1=$1;print}'`
           if [ $scheme = default ]; then scheme=$(cat default); fi
           if [ "`ls -A | grep -i \\.xcworkspace\$`" ]; then filetype_parameter="workspace" && file_to_build="`ls -A | grep -i \\.xcworkspace\$`"; else filetype_parameter="project" && file_to_build="`ls -A | grep -i \\.xcodeproj\$`"; fi
           file_to_build=`echo $file_to_build | awk '{$1=$1;print}'`
-          xcodebuild build-for-testing -scheme "$scheme" -"$filetype_parameter" "$file_to_build" -destination "platform=$platform,name=$device"
+          xcodebuild build-for-testing -scheme "$scheme" -"$filetype_parameter" "$file_to_build" -destination "platform=$platform,os=$os,name=$device"
       - name: Test
         env:
           scheme: ${{ 'SDKHostApp' }}
           platform: ${{ 'iOS Simulator' }}
+          os: ${{ '15.0' }}          
         run: |
           # xcrun xctrace returns via stderr, not the expected stdout (see https://developer.apple.com/forums/thread/663959)
           device=`xcrun xctrace list devices 2>&1 | grep -oE 'iPhone.*?[^\(]+' | head -1 | awk '{$1=$1;print}'`
           if [ $scheme = default ]; then scheme=$(cat default); fi
           if [ "`ls -A | grep -i \\.xcworkspace\$`" ]; then filetype_parameter="workspace" && file_to_build="`ls -A | grep -i \\.xcworkspace\$`"; else filetype_parameter="project" && file_to_build="`ls -A | grep -i \\.xcodeproj\$`"; fi
           file_to_build=`echo $file_to_build | awk '{$1=$1;print}'`
-          xcodebuild test-without-building -scheme "$scheme" -"$filetype_parameter" "$file_to_build" -destination "platform=$platform,name=$device"
+          xcodebuild test-without-building -scheme "$scheme" -"$filetype_parameter" "$file_to_build" -destination "platform=$platform,os=$os,name=$device"