feat(tmux): add `tmuxconf` alias to edit .tmux.conf (#6555)

Closes #6555

plugins/tmux/README.md

@@ -15,20 +15,21 @@ The plugin also supports the following:
 
 ## Aliases
 
-| Alias  | Command                | Description                                               |
-| ------ | -----------------------|---------------------------------------------------------- |
-| `ta`   | tmux attach -t         | Attach new tmux session to already running named session  |
-| `tad`  | tmux attach -d -t      | Detach named tmux session                                 |
-| `ts`   | tmux new-session -s    | Create a new named tmux session                           |
-| `tl`   | tmux list-sessions     | Displays a list of running tmux sessions                  |
-| `tksv` | tmux kill-server       | Terminate all running tmux sessions                       |
-| `tkss` | tmux kill-session -t   | Terminate named running tmux session                      |
-| `tmux` | `_zsh_tmux_plugin_run` | Start a new tmux session                                  |
+| Alias      | Command                | Description                                              |
+| ---------- | ---------------------- | -------------------------------------------------------- |
+| `ta`       | tmux attach -t         | Attach new tmux session to already running named session |
+| `tad`      | tmux attach -d -t      | Detach named tmux session                                |
+| `ts`       | tmux new-session -s    | Create a new named tmux session                          |
+| `tl`       | tmux list-sessions     | Displays a list of running tmux sessions                 |
+| `tksv`     | tmux kill-server       | Terminate all running tmux sessions                      |
+| `tkss`     | tmux kill-session -t   | Terminate named running tmux session                     |
+| `tmux`     | `_zsh_tmux_plugin_run` | Start a new tmux session                                 |
+| `tmuxconf` | `$EDITOR ~/.tmux.conf` | Open .tmux.conf file with an editor                      |
 
 ## Configuration Variables
 
 | Variable                            | Description                                                                   |
-|-------------------------------------|-------------------------------------------------------------------------------|
+| ----------------------------------- | ----------------------------------------------------------------------------- |
 | `ZSH_TMUX_AUTOSTART`                | Automatically starts tmux (default: `false`)                                  |
 | `ZSH_TMUX_AUTOSTART_ONCE`           | Autostart only if tmux hasn't been started previously (default: `true`)       |
 | `ZSH_TMUX_AUTOCONNECT`              | Automatically connect to a previous session if it exits (default: `true`)     |

plugins/tmux/tmux.plugin.zsh

@@ -11,6 +11,7 @@ alias ts='tmux new-session -s'
 alias tl='tmux list-sessions'
 alias tksv='tmux kill-server'
 alias tkss='tmux kill-session -t'
+alias tmuxconf='$EDITOR ~/.tmux.conf'
 
 # CONFIGURATION VARIABLES
 # Automatically start tmux