RFR: 8344250: Obsolete the DontYieldALot flag

[Ioi Lam]

On Thu, 14 Nov 2024 21:28:19 GMT, David Holmes <dholmes at openjdk.org> wrote:

> Please review this simple fix to remove all code related to the deprecated `DontYieldALot` flag, which is obsoleted in JDK 24.
> 
> Testing
> - GHA (in progress)
> - tiers 1-3 (in progress)
> 
> Thanks

LGTM

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Marked as reviewed by iklam (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/22120#pullrequestreview-2437270895