L2SS-188: Renamed statistics_device -> Statistics, as it's a name, and it's a...

L2SS-188: Renamed statistics_device -> Statistics, as it's a name, and it's a device per definition.

CDB/thijs_ConfigDb.json

@@ -110,7 +110,7 @@
                 }
             }
         },
-        "statistics_device": {
+        "Statistics": {
             "1": {
                 "SST": {
                     "LTS/SST/1": {

docker-compose/device-statistics.yml

@@ -31,5 +31,5 @@ services:
       - --timeout=30
       - --strict
       - --
-      - python3 -u ${TANGO_LOFAR_CONTAINER_DIR}/devices/statistics_device.py LTS -v
+      - python3 -u ${TANGO_LOFAR_CONTAINER_DIR}/devices/Statistics.py LTS -v
     restart: on-failure