RFR: 8345397: Remove <cstdio> from g1HeapRegionRemSet.cpp

[Aleksey Shipilev]

On Tue, 3 Dec 2024 16:09:29 GMT, Kim Barrett <kbarrett at openjdk.org> wrote:

> Please review this trivial removal of an unnecessary and improperly placed
> include of `<cstdio>`.
> 
> Testing: mach5 tier1

Good and trivial.

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Marked as reviewed by shade (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/22519#pullrequestreview-2476182562