Update crossterm requirement from 0.27 to 0.29

Updates the requirements on [crossterm](https://github.com/crossterm-rs/crossterm) to permit the latest version.
- [Release notes](https://github.com/crossterm-rs/crossterm/releases)
- [Changelog](https://github.com/crossterm-rs/crossterm/blob/master/CHANGELOG.md)
- [Commits](https://github.com/crossterm-rs/crossterm/compare/0.27.0...0.29)

---
updated-dependencies:
- dependency-name: crossterm
  dependency-version: 0.29.0
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Cargo.toml

@@ -19,7 +19,7 @@ palette = "0.7"
 # scirs2-interpolate = "0.1.0-rc.2"  # Not needed, using custom easing functions
 
 # Terminal manipulation
-crossterm = "0.27"
+crossterm = "0.29"
 
 # Async runtime (for timing and signal handling)
 tokio = { version = "1.35", features = ["time", "rt-multi-thread", "macros", "signal", "sync"] }
@@ -36,7 +36,7 @@ anyhow = "1.0"
 thiserror = "1.0"
 
 # Utilities
-itertools = "0.14"
+itertools = "0.12"
 lazy_static = "1.4"
 rand = "0.8"