Release notes of Az.DiskPool v0.1.0 (#15160)

Author: msJinLei

src/DiskPool/Az.DiskPool.psd1

@@ -111,7 +111,7 @@ PrivateData = @{
         # IconUri = ''
 
         # ReleaseNotes of this module
-        # ReleaseNotes = ''
+        ReleaseNotes = '* First preview release for module Az.DiskPool'
 
         # Prerelease string of this module
         # Prerelease = ''