Merge pull request #20649 from runcom/fedora-update-userns

docs: reference: commandline: daemon: fedora 23+ has mapping files

docs/reference/commandline/daemon.md

@@ -715,10 +715,9 @@ the first 65536 range:
      dockremap:165536:65536
 ```
 
-> **Note:** On a fresh Fedora install, we had to `touch` the
-> `/etc/subuid` and `/etc/subgid` files to have ranges assigned when users
-> were created.  Once these files existed, range assignment on user creation
-> worked properly.
+> **Note:** On Fedora 22, you have to `touch` the `/etc/subuid` and `/etc/subgid`
+> files to have ranges assigned when users are created.  Once these files
+> exist, range assignment on user creation works properly.
 
 If you have a preferred/self-managed user with subordinate ID mappings already
 configured, you can provide that username or uid to the `--userns-remap` flag.
@@ -899,4 +898,4 @@ Updating and reloading the cluster configurations such as `--cluster-store`,
 `--cluster-advertise` and `--cluster-store-opts` will take effect only if
 these configurations were not previously configured. Configuration reload will
 log a warning message if it detects a change in previously configured cluster
-configurations.
+configurations.