Fix sample-less reads with lod

src/Ryujinx.Graphics.Shader/CodeGen/Msl/Instructions/InstGenMemory.cs

@@ -292,9 +292,16 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Msl.Instructions
             }
 
             if (hasLodLevel)
+            {
+                if (intCoords)
+                {
+                    Append(Src(coordType));
+                }
+                else
                 {
                     Append($"level({Src(coordType)})");
                 }
+            }
 
             // TODO: Support offsets