AMBARI-10240. increase hive user ulimit, proved too low and cause problems for lot customers (aonishuk)

ambari-server/src/main/resources/common-services/HIVE/0.12.0.2.0/package/templates/hive.conf.j2

@@ -31,5 +31,5 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-{{hive_user}}   - nofile 32768
-{{hive_user}}   - nproc  65536
+{{hive_user}}   - nofile 32000
+{{hive_user}}   - nproc  16000