Fix redis service name on installation page

Author: andreww2012

content/operate/oss_and_stack/install/install-redis/install-redis-on-linux.md

@@ -72,13 +72,13 @@ If your Linux distribution does not currently have Snap installed, you can insta
 You can start the Redis server as a background process using the `systemctl` command. This only applies to Ubuntu/Debian when installed using `apt`, and Red Hat/Rocky when installed using `yum`.
 
 {{< highlight bash  >}}
-sudo systemctl start redis
+sudo systemctl start redis-server
 {{< / highlight  >}}
 
 To stop the server, use:
 
 {{< highlight bash  >}}
-sudo systemctl stop redis
+sudo systemctl stop redis-server
 {{< / highlight  >}}
 
 ## Connect to Redis
@@ -107,4 +107,4 @@ Once you have a running Redis instance, you may want to:
 * Connect using one of the [Redis clients]({{< relref "/develop/connect/clients" >}})
 * [Install Redis "properly"]({{< relref "/operate/oss_and_stack/install/install-redis#install-redis-properly" >}})
   for production use.
-  
+