Rename

ScriptableRenderPipeline/HDRenderPipeline/HDRP/Lighting/Volumetrics/HomogeneousDensityVolume.cs

 namespace UnityEngine.Experimental.Rendering.HDPipeline
 {
     [ExecuteInEditMode]
-    [AddComponentMenu("RenderPipeline/High Definition/Homogeneous Medium Volume", -1)]
+    [AddComponentMenu("RenderPipeline/High Definition/Homogeneous Density Volume", -1)]
     public class HomogeneousDensityVolume : MonoBehaviour
     {
         public VolumeParameters volumeParameters = new VolumeParameters();