Fix indentation

src/lib.rs

@@ -478,7 +478,7 @@ impl InnerConnection {
                                 WHERE t.oid = $1") {
             Ok(..) => return Ok(()),
             Err(Error::IoError(e)) => return Err(ConnectError::IoError(e)),
-    // Range types weren't added until Postgres 9.2, so pg_range may not exist
+            // Range types weren't added until Postgres 9.2, so pg_range may not exist
             Err(Error::DbError(ref e)) if e.code() == &SqlState::UndefinedTable => {}
             Err(Error::DbError(e)) => return Err(ConnectError::DbError(e)),
             _ => unreachable!(),