Integrated: JDK-8329004 : Update Libpng to 1.6.43

[Harshitha Onkar]

On Thu, 25 Apr 2024 22:28:06 GMT, Harshitha Onkar <honkar at openjdk.org> wrote:

> Libpng updated from 1.6.40 to  1.6.43

This pull request has now been integrated.

Changeset: 4e422943
Author:    Harshitha Onkar <honkar at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/4e4229438ad2e8ac59ac675465e4d3d4e13bf156
Stats:     610 lines in 18 files changed: 258 ins; 120 del; 232 mod

8329004: Update Libpng to 1.6.43

Reviewed-by: prr, dnguyen

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PR: https://git.openjdk.org/jdk/pull/18964