Move gl_Layer to vertex shader if geometry is not supported (#4368)

* Set gl_Layer on vertex shader if it's set on the geometry shader and it does nothing else

* Shader cache version bump

* PR feedback

* Fix typo

Ryujinx.Graphics.Shader/IGpuAccessor.cs

@@ -259,6 +259,15 @@ namespace Ryujinx.Graphics.Shader
             return false;
         }
 
+        /// <summary>
+        /// Queries host GPU geometry shader support.
+        /// </summary>
+        /// <returns>True if the GPU and driver supports geometry shaders, false otherwise</returns>
+        bool QueryHostSupportsGeometryShader()
+        {
+            return true;
+        }
+
         /// <summary>
         /// Queries host GPU geometry shader passthrough support.
         /// </summary>