RFR: 8378245: Obsolete ParallelRefProcBalancingEnabled

[Joel Sikström]

On Thu, 19 Feb 2026 12:29:23 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

> Obsolete `ParallelRefProcBalancingEnabled`, which has `true` as its default value.
> 
> Test: tier1

Looks good and straightfoward.

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Marked as reviewed by jsikstro (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/29815#pullrequestreview-3825715012