Fixed HZ version download-rc.bat (#439)

Author: olukas

scripts/download-rc.bat

@@ -1,5 +1,5 @@
-set HZ_VERSION="3.10"
-set HZ_TEST_VERSION="3.10"
+set HZ_VERSION="3.11.1-SNAPSHOT"
+set HZ_TEST_VERSION="3.11.1-SNAPSHOT"
 set HAZELCAST_TEST_VERSION=%HZ_TEST_VERSION%
 set HAZELCAST_VERSION=%HZ_VERSION%
 set HAZELCAST_ENTERPRISE_VERSION=%HZ_VERSION%