clippy: use io::Error::other

Use the helper constructor to build I/O errors with the `Other` kind.

radicle-git-ext/src/error.rs

@@ -13,5 +13,5 @@ pub fn into_git_err<E: Display>(e: E) -> git2::Error {
 }
 
 pub fn into_io_err(e: git2::Error) -> io::Error {
-    io::Error::new(io::ErrorKind::Other, e)
+    io::Error::other(e)
 }

radicle-git-ext/t/src/commit.rs

@@ -159,7 +159,7 @@ proptest! {
     #[test]
     fn valid_commits(commits in proptest::collection::vec(gen::commit::commit(), 5..20)) {
         let repo = tempdir::WithTmpDir::new(|path| {
-            git2::Repository::init(path).map_err(|e| io::Error::new(io::ErrorKind::Other, e))
+            git2::Repository::init(path).map_err(io::Error::other)
         }).unwrap();
         let commits = gen::commit::write_commits(&repo, commits).unwrap();
         repo.reference("refs/heads/master", *commits.last().unwrap(), true, "").unwrap();
@@ -177,10 +177,8 @@ proptest! {
 
 #[test]
 fn write_valid_commit() {
-    let repo = WithTmpDir::new(|path| {
-        git2::Repository::init(path).map_err(|err| io::Error::new(io::ErrorKind::Other, err))
-    })
-    .unwrap();
+    let repo =
+        WithTmpDir::new(|path| git2::Repository::init(path).map_err(io::Error::other)).unwrap();
 
     let author = Author {
         name: "Terry".to_owned(),

radicle-git-ext/t/src/repository.rs

@@ -87,5 +87,5 @@ fn io_other<E>(e: E) -> io::Error
 where
     E: std::error::Error + Send + Sync + 'static,
 {
-    io::Error::new(io::ErrorKind::Other, e)
+    io::Error::other(e)
 }