fixed log message for privilege revocation

sentry-provider/sentry-provider-db/src/main/java/org/apache/sentry/provider/db/generic/UpdatableCache.java

@@ -178,12 +178,12 @@ public void run() {
 
   private void revokeAllPrivilegesIfRequired() {
     if (++consecutiveUpdateFailuresCount > allowedUpdateFailuresCount) {
-      consecutiveUpdateFailuresCount = 0;
       // Clear cache to revoke all privileges.
       // Update table cache to point to an empty table to avoid thread-unsafe characteristics of HashBasedTable.
       this.table = HashBasedTable.create();
       LOGGER.error("Failed to update roles and privileges cache for " + consecutiveUpdateFailuresCount + " times." +
           " Revoking all privileges from cache, which will cause all authorization requests to fail.");
+      consecutiveUpdateFailuresCount = 0;
     }
   }