Remove duplicate list item in Get-AzKeyVault (#15167)

Author: BethanyZhou

src/KeyVault/KeyVault/ChangeLog.md

@@ -18,6 +18,7 @@
         - Additional information about change #1
 -->
 ## Upcoming Release
+* Removed duplicate list item in `Get-AzKeyVault` [#15164]
 
 ## Version 3.4.4
 * Provided key size for RSA key [#14819]

src/KeyVault/KeyVault/KeyVault.format.ps1xml

@@ -510,16 +510,12 @@
                 <Label>Soft Delete Enabled?</Label>
                 <PropertyName>EnableSoftDelete</PropertyName>
               </ListItem>
-              <ListItem>
-                <Label>Enabled Purge Protection?</Label>
-                <PropertyName>EnablePurgeProtection</PropertyName>
-              </ListItem>
               <ListItem>
                 <Label>Soft Delete Retention Period (days)</Label>
                 <PropertyName>SoftDeleteRetentionInDays</PropertyName>
               </ListItem>
               <ListItem>
-                <Label>Enabled Purge Protection?</Label>
+                <Label>Purge Protection Enabled?</Label>
                 <PropertyName>EnablePurgeProtection</PropertyName>
               </ListItem>
               <ListItem>