Remove trademarked wording on configuration layer.
Following changes for release notes:
1. Rename redis.conf to valkey.conf
2. Pre-filled config in the template config file: Changing pidfile to `/var/run/valkey_6379.pid`
Signed-off-by: Harkrishn Patro <harkrisp@amazon.com>
The two lines allow systemd to start redis.service after the network is online. Only after the network is online that Redis could bind to IP address other than 127.0.0.1 during initial boot up process.