Added performance test for sumMap

dbms/tests/performance/sum_map.xml

+<test>
+    <type>once</type>
+
+    <stop_conditions>
+        <all_of>
+            <total_time_ms>30000</total_time_ms>
+        </all_of>
+    </stop_conditions>
+
+    <settings>
+        <max_threads>1</max_threads>
+    </settings>
+
+    <substitutions>
+        <substitution>
+           <name>scale</name>
+           <values>
+               <value>1000000</value>
+               <value>10000000</value>
+           </values>
+       </substitution>
+        <substitution>
+           <name>func</name>
+           <values>
+               <value>sumMap</value>
+               <value>sumMapWithOverflow</value>
+           </values>
+       </substitution>
+    </substitutions>
+
+    <create_query>
+        CREATE TEMPORARY TABLE sum_map_{scale} AS 
+        SELECT
+            arrayMap(x -> (x % 23), range(50)) AS key,
+            arrayMap(x -> intDiv(number, x + 1), range(50)) AS val
+        FROM numbers({scale})
+    </create_query>
+
+    <query>SELECT {func}(key, val) FROM sum_map_{scale} FORMAT Null</query>
+</test>