add cpu and memory limit to sonarr

sonarr/docker-compose.yaml

@@ -1,4 +1,4 @@
-version: "3.5"
+version: "2.4"
 services:
   sonarr:
     image: linuxserver/sonarr
@@ -21,9 +21,9 @@ services:
     restart: unless-stopped
     networks:
       - gateway_default
-    limits:
-      cpus: "0.50"
-      memory: 512M
+    mem_limit: 1024m
+    mem_reservation: 128m
+    cpu_percent: 20
 networks:
   gateway_default:
     external: true