message: Fix unzip command line option.
diff: @@ -10,7 +10,8 @@ then
  elif [[ $TRAVIS_OS_NAME == "osx" ]]
  then
  aws s3 cp s3://cesium-unreal-engine/macos-2022-01-27/UE_4272_macOS.zip .
  - unzip UE_4272_macOS.zip -C $HOME
  +
  + unzip UE_4272_macOS.zip -d $HOME
  rm UE_4272_macOS.zip
  # elif [[ $TRAVIS_OS_NAME == "linux" ]]
  # then
  