docker-compose-manual: set num users store_query_maker from env

docker/docker-compose-manual-binaries.yml

@@ -121,6 +121,7 @@ services:
       - ./run_waku_store_query_maker.sh:/opt/run_waku_store_query_maker.sh:Z
     environment:
       STORE_QUERIES_PER_SECOND: 1
+      NUM_CONCURRENT_USERS: 1
     networks:
       - simulation
 

docker/run_waku_store_query_maker.sh

@@ -59,4 +59,4 @@ exec /main\
     --peer-store-postgres-addr="${POSTGRES_ADDR}"\
     --peer-store-sqlite-addr="${SQLITE_ADDR}"\
     --num-minutes-query=60\
-    --num-concurrent-users=1
+    --num-concurrent-users=${NUM_CONCURRENT_USERS}