Update crossterm version to 0.26 (#8623)

# Description

This pr is a companion to https://github.com/nushell/reedline/pull/560

Fortunally, we don't need to change too much nushell code.

## Additional note about lscolor dependency
https://github.com/sharkdp/lscolors/pull/58~~
lscolor is using 0.26 for now

crates/nu-explore/src/pager/mod.rs

@@ -743,9 +743,11 @@ fn handle_exit_key_event(key: &KeyEvent) -> bool {
         KeyEvent {
             code: KeyCode::Char('d'),
             modifiers: KeyModifiers::CONTROL,
+            ..
         } | KeyEvent {
             code: KeyCode::Char('z'),
             modifiers: KeyModifiers::CONTROL,
+            ..
         }
     )
 }