!squash docs(CHANGES) Note renamed commands

Author: tony

CHANGES

@@ -90,7 +90,7 @@ Added tmux 3.6 to test grid and `TMUX_MAX_VERSION` 3.4 -> 3.6.
   - `format` -> `-F`
   - `unset` -> `-u`
   - `global` -> `-g`
-  - `unset_panes` -> `-U`: Also unset other panse in windows
+  - `unset_panes` -> `-U`: Also unset other panes in windows
   - `prevent_overwrite`: `-o`
   - `suppress_warnings`: `-q`
   - `append`: `-a`