Upgrade async-tar to v0.5.1 (#40911)

This PR switches us back to the upstream version of `async-tar` and
upgrades to v0.5.1.

This version has the patch we need:
dignifiedquire/async-tar@0c18195.

Release Notes:

- N/A

Author: maxdeviant

Cargo.lock

@@ -452,8 +452,7 @@ async-fs = "2.1"
 async-lock = "2.1"
 async-pipe = { git = "https://github.com/zed-industries/async-pipe-rs", rev = "82d00a04211cf4e1236029aa03e6b6ce2a74c553" }
 async-recursion = "1.0.0"
-# WARNING: If you change this, you must also publish a new version of zed-async-tar to crates.io
-async-tar = { git = "https://github.com/zed-industries/async-tar", rev = "a307f6bf3e4219c3a457bea0cab198b6d7c36e25", package = "zed-async-tar", version = "0.5.0-zed" }
+async-tar = "0.5.1"
 async-task = "4.7"
 async-trait = "0.1"
 async-tungstenite = "0.31.0"