Update TROUBLESHOOTING_DEVICE_COLLECTOR.md

docs/TROUBLESHOOTING_DEVICE_COLLECTOR.md

@@ -205,7 +205,7 @@ apt update && apt install -y sqlite3
 sqlite3 /opt/scrutiny/config/scrutiny.db
 
 # reset/update the devices table, unset the failure status. 
-UPDATE devices SET device_status = null
+UPDATE devices SET device_status = null;
 
 # exit sqlite CLI
 .exit
@@ -267,4 +267,4 @@ Or if you're not using docker, you can pass CLI arguments to the collector durin
 
 ```bash
 scrutiny-collector-metrics run --debug --log-file /tmp/collector.log
-```
+```