ksud: Optimise ksud (#576)

* opt: Optimize printing for result isn't successful
- print chain && backtrace to stderr

Signed-off-by: Tools-app <localhost.hutao@gmail.com>

* ci(ksud): add CARGO_TERM_COLOR for build

Signed-off-by: Tools-app <localhost.hutao@gmail.com>

* fix(ksud): fix uninstall package name is `me.weishu.kernelsu`

Signed-off-by: Tools-app <localhost.hutao@gmail.com>

* fix(ksud): Reverted to a private function for get_kernel_version

Signed-off-by: Tools-app <localhost.hutao@gmail.com>

* chore: format code for magic_mount.rs

Signed-off-by: Tools-app <localhost.hutao@gmail.com>

* fix: fix rustfmt

Signed-off-by: Tools-app <localhost.hutao@gmail.com>

* feat: Move the statement to the correct place && remove allow dead_code

Signed-off-by: Tools-app <localhost.hutao@gmail.com>

---------

Signed-off-by: Tools-app <localhost.hutao@gmail.com>

userspace/ksud/src/utils.rs

@@ -238,7 +238,7 @@ pub fn uninstall(magiskboot_path: Option<PathBuf>) -> Result<()> {
     boot_patch::restore(None, magiskboot_path, true)?;
     println!("- Uninstall KernelSU manager..");
     Command::new("pm")
-        .args(["uninstall", "me.weishu.kernelsu"])
+        .args(["uninstall", "com.sukisu.ultra"])
         .spawn()?;
     println!("- Rebooting in 5 seconds..");
     std::thread::sleep(std::time::Duration::from_secs(5));