RFR: 8366872: Wrong number of template arguments in test in test_rbtree.cpp

[SendaoYan]

On Thu, 4 Sep 2025 10:26:02 GMT, Casper Norrbin <cnorrbin at openjdk.org> wrote:

> After merging #26981, it did not consider the changes made in #27011, making the templates no longer match.

The patch works for me on linux-x64 with gcc10.

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Marked as reviewed by syan (Committer).

PR Review: https://git.openjdk.org/jdk/pull/27089#pullrequestreview-3184541999