Revert "fix(macos): check WKURLSchemeTask is valid before using"

[wusyong]

Reverts #1282

Didn't realize there's another slimilar one in discussion.

[FabianLars]

to be fair though, imo jason's solution was better because it didn't use so much objc 😂

[pewsheen]

to be fair though, imo jason's solution was better because it didn't use so much objc 😂

I was about to ask for your opinion lol

This still crashes in some circumstances, so we want to revert it first and try something else.

[FabianLars]

hmm, that's unfortunate. Did you check if the community pr also crashes in the same context?

[pewsheen]

hmm, that's unfortunate. Did you check if the community pr also crashes in the same context?

Community PR works, and I was testing the example that PR provided.
It looks like the task will be released even inside the didResponse method. Retain task until the response closure ends would fix it. I'll reopen the PR again with the fix.

update:
Community PR does not work for the issue on tauri