fix doc comments to please new rust version lints

asyncgit/src/sync/hooks.rs

@@ -26,10 +26,7 @@ impl From<git2_hooks::HookResult> for HookResult {
  }
 }
 
-/// this hook is documented here <https://git-scm.com/docs/githooks#_commit_msg>
-/// we use the same convention as other git clients to create a temp file containing
-/// the commit message at `<.git|hooksPath>/COMMIT_EDITMSG` and pass it's relative path as the only
-/// parameter to the hook script.
+/// see `git2_hooks::hooks_commit_msg`
 pub fn hooks_commit_msg(
  repo_path: &RepoPath,
  msg: &mut String,
@@ -41,8 +38,7 @@ pub fn hooks_commit_msg(
  Ok(git2_hooks::hooks_commit_msg(&repo, None, msg)?.into())
 }
 
-/// this hook is documented here <https://git-scm.com/docs/githooks#_pre_commit>
-///
+/// see `git2_hooks::hooks_pre_commit`
 pub fn hooks_pre_commit(repo_path: &RepoPath) -> Result<HookResult> {
  scope_time!("hooks_pre_commit");
 
@@ -51,7 +47,7 @@ pub fn hooks_pre_commit(repo_path: &RepoPath) -> Result<HookResult> {
  Ok(git2_hooks::hooks_pre_commit(&repo, None)?.into())
 }
 
-///
+/// see `git2_hooks::hooks_post_commit`
 pub fn hooks_post_commit(repo_path: &RepoPath) -> Result<HookResult> {
  scope_time!("hooks_post_commit");
 
@@ -60,7 +56,7 @@ pub fn hooks_post_commit(repo_path: &RepoPath) -> Result<HookResult> {
  Ok(git2_hooks::hooks_post_commit(&repo, None)?.into())
 }
 
-///
+/// see `git2_hooks::hooks_prepare_commit_msg`
 pub fn hooks_prepare_commit_msg(
  repo_path: &RepoPath,
  source: PrepareCommitMsgSource,

git2-hooks/src/lib.rs

@@ -112,8 +112,10 @@ fn create_hook_in_path(path: &Path, hook_script: &[u8]) {
  }
 }
 
-/// this hook is documented here <https://git-scm.com/docs/githooks#_commit_msg>
-/// we use the same convention as other git clients to create a temp file containing
+/// Git hook: `commit_msg`
+///
+/// This hook is documented here <https://git-scm.com/docs/githooks#_commit_msg>.
+/// We use the same convention as other git clients to create a temp file containing
 /// the commit message at `<.git|hooksPath>/COMMIT_EDITMSG` and pass it's relative path as the only
 /// parameter to the hook script.
 pub fn hooks_commit_msg(