refactor: get gix-command via gix with command feature

Enabling gix's "command" feature allows access to gix-command via
`gix::command`, which is consistent with how other gitoxide features are
accessed by StGit.

Cargo.toml

@@ -37,8 +37,7 @@ clap = { version = "~4.5", default-features = false, features = [
 ctrlc = "3.4"
 encoding_rs = "0.8"
 flate2 = "1"
-gix = { version = "0.62", default-features = false, features = ["revision"] }
-gix-command = "0.3.4"
+gix = { version = "0.62", default-features = false, features = ["command", "revision"] }
 indexmap = "2.1"
 is-terminal = "0.4"
 nom = { version = "7", default_features = false, features = ["std"] }

src/hook.rs

@@ -69,7 +69,7 @@ pub(crate) fn run_pre_commit_hook(repo: &gix::Repository, use_editor: bool) -> R
     let work_dir = repo.work_dir().expect("not a bare repo");
 
     let mut hook_command = std::process::Command::from(
-        gix_command::prepare(hook_path).stdout(std::process::Stdio::inherit()),
+        gix::command::prepare(hook_path).stdout(std::process::Stdio::inherit()),
     );
     hook_command.current_dir(work_dir);
     if !use_editor {
@@ -120,7 +120,7 @@ pub(crate) fn run_commit_msg_hook<'repo>(
     // TODO: when git runs this hook, it only sets GIT_INDEX_FILE and sometimes
     // GIT_EDITOR. So author and committer vars are not clearly required.
     let mut hook_command = std::process::Command::from(
-        gix_command::prepare(hook_path).stdout(std::process::Stdio::inherit()),
+        gix::command::prepare(hook_path).stdout(std::process::Stdio::inherit()),
     );
     hook_command.current_dir(work_dir);
     hook_command.env("GIT_INDEX_FILE", &index_path);

src/patch/edit/interactive.rs

@@ -89,7 +89,7 @@ pub(crate) fn call_editor<P: AsRef<Path>>(
             stderr.flush()?;
         }
 
-        let status_result = gix_command::prepare(&editor)
+        let status_result = gix::command::prepare(&editor)
             .arg(path.as_ref())
             .with_shell_allow_argument_splitting()
             .stdin(std::process::Stdio::inherit())