Fix supportedOn reference for DisableMigrationDialog (#173)

Author: jlee671

settingFiles/admx/VisualStudio.admx

@@ -464,7 +464,7 @@
             key="SOFTWARE\Policies\Microsoft\VisualStudio\Setup"
             valueName="DisableMigrationDialog">
             <parentCategory ref="InstallandUpdateSettings" />
-            <supportedOn ref="VisualStudio2026_AndHigher" />
+            <supportedOn ref="VisualStudio2026AndHigher" />
             <enabledValue>
                 <decimal value="1" />
             </enabledValue>