fix https://github.cds.internal.unity3d.com/unity/com.unity.ide.rider/issues/21 (#1232)
fix https://github.cds.internal.unity3d.com/unity/com.unity.ide.rider/issues/21 (#1232)

on mac empty string in quotes is causing additional solution to be opened https://github.cds.internal.unity3d.com/unity/com.unity.ide.rider/issues/21
JetBrains/resharper-unity,JetBrains/resharper-unity,JetBrains/resharper-unity