RFR: 8328999: Update GIFlib to 5.2.2

[Phil Race]

On Fri, 26 Apr 2024 21:37:56 GMT, Alisen Chung <achung at openjdk.org> wrote:

> Updating giflib, clientlibs tests are green on all platforms

So it sounds like the JDK mods are no longer needed, at least for current mainline compilers, and I assume you verified that all those formatting changes are from upstream, not your IDE ?

If yes, approved, but it needs a 2nd reviewer approval still.

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Marked as reviewed by prr (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/18985#pullrequestreview-2033944470