Fixed "not official build" message

Author: Enmk

src/Common/SignalHandlers.cpp

@@ -587,7 +587,7 @@ try
             /// Approximate support period, upper bound.
             if (time(nullptr) - makeDate(DateLUT::instance(), 2000 + VERSION_MAJOR, VERSION_MINOR, 1) < (365 + 30) * 86400)
             {
-                LOG_FATAL(log, "Report this error to https://github.com/ClickHouse/ClickHouse/issues");
+                LOG_FATAL(log, "Report this error to https://github.com/Altinity/ClickHouse/issues");
             }
             else
             {
@@ -596,7 +596,7 @@ try
         }
         else
         {
-            LOG_FATAL(log, "This ClickHouse version is not official and should be upgraded to the official build.");
+            // LOG_FATAL(log, "This ClickHouse version is not official and should be upgraded to the official build.");
         }
     }