rm UserHasSuperAccess and move to doltgresql

go/libraries/doltcore/sqle/dprocedures/dolt_backup.go

@@ -389,13 +389,3 @@ func errDoltBackupUsage(funcParam string, requiredParams, optionalParams []strin
 
 	return errors.New(builder.String())
 }
-
-var UserHasSuperAccess = func(ctx *sql.Context) (bool, error) {
-	// TODO(elianddb): DoltgreSQL needs an auth handler for stored procedures, i.e. AuthType_CALL, but for now we use
-	//  this. dolt_backup already requires admin privilege on GMS due to its potentially destructive nature.
-	privileges, counter := ctx.GetPrivilegeSet()
-	if counter == 0 || !privileges.Has(sql.PrivilegeType_Super) {
-		return false, sql.ErrPrivilegeCheckFailed.New(ctx.Session.Client().User)
-	}
-	return true, nil
-}