[Bug] Investigate failing `subscribe_block_ws` and `subscribe_ws_boxed` tests on Windows

[zerosnacks]

Component

provider, pubsub

What version of Alloy are you on?

No response

Operating System

None

Describe the bug

Goal of the ticket is to remove the edge case handling added in https://github.com/alloy-rs/alloy/pull/1135

To investigate why subscribe_block_ws and subscribe_ws_boxed are failing, providing a fix for each

To reproduce run cargo nextest run --workspace --all-features on Windows or see failure in CI: https://github.com/alloy-rs/alloy/actions/runs/10299750694/job/28507683340