ci: fix update flake action

Also update readme help

.github/workflows/update-flake-inputs.yml

@@ -66,7 +66,7 @@ jobs:
                   result/bin/caelestia emoji -h
                   result/bin/caelestia emoji
                   result/bin/caelestia wallpaper -h
-                  result/bin/caelestia pip -h
+                  result/bin/caelestia resizer -h
 
             - name: Test graphical stuff
               env:

README.md

@@ -67,12 +67,13 @@ All subcommands/options can be explored via the help flag.
 
 ```
 $ caelestia -h
-usage: caelestia [-h] COMMAND ...
+usage: caelestia [-h] [-v] COMMAND ...
 
 Main control script for the Caelestia dotfiles
 
 options:
   -h, --help     show this help message and exit
+  -v, --version  print the current version
 
 subcommands:
   valid subcommands
@@ -86,7 +87,7 @@ subcommands:
     clipboard    open clipboard history
     emoji        emoji/glyph utilities
     wallpaper    manage the wallpaper
-    pip         picture in picture utilities
+    resizer      window resizer daemon
 ```
 
 ## Configuring