Initialize the variable before use it to avoid SCT test failed.

Signed-off-by: ydong10
Reviewed-by: lgao4

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12744 6f19259b-4bc3-4df7-8a09-765794883524

SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigImpl.c

@@ -131,6 +131,7 @@ SecureBootExtractConfig (
   ConfigRequest    = NULL;
   Size             = 0;
   
+  ZeroMem (&Configuration, sizeof (Configuration));
   PrivateData      = SECUREBOOT_CONFIG_PRIVATE_FROM_THIS (This);
   *Progress        = Request;