Revert "Enable MojoChannelAssociatedSendUsesRunOrPostTask"

This reverts commit 130793f.

Reason for revert: b/376228320

Original change's description:
> Enable MojoChannelAssociatedSendUsesRunOrPostTask
>
> Bug: 357020932
> Change-Id: I80d306fcf44d4311515cec064a0e1b842fbfc7ef
> Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/5972819
> Reviewed-by: Philip Pfaffe <[email protected]>
> Commit-Queue: Philip Pfaffe <[email protected]>
> Auto-Submit: Alex Rudenko <[email protected]>
> Commit-Queue: Alex Rudenko <[email protected]>

Bug: 357020932
Change-Id: Icee814a01c457a9258383cd363cb6560fcc39828
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/5972705
Auto-Submit: Alex Rudenko <[email protected]>
Commit-Queue: Rubber Stamper <[email protected]>
Bot-Commit: Rubber Stamper <[email protected]>

Author: OrKoN

test/conductor/hooks.ts

@@ -82,6 +82,7 @@ function launchChrome() {
     'BoostRenderProcessForLoading',
     'MacAllowBackgroundingRenderProcesses',
     'MojoChannelAssociatedCrashesOnSendError',
+    'MojoChannelAssociatedSendUsesRunOrPostTask',
   ];
   const launchArgs = [
     '--remote-allow-origins=*',