[jfx17u] Integrated: 8280840: Update libFFI to 3.4.2

[Kevin Rushforth]

On Mon, 9 May 2022 21:05:17 GMT, Kevin Rushforth <kcr at openjdk.org> wrote:

> Clean backport to `jfx17u`. Tested in connection with gstreamer / glib update in the `test-kcr-17.0.4` branch.

This pull request has now been integrated.

Changeset: 1c376ebd
Author:    Kevin Rushforth <kcr at openjdk.org>
URL:       https://git.openjdk.java.net/jfx17u/commit/1c376ebd51d59ae7b617cb84c5f1e04a80d87b0a
Stats:     3475 lines in 34 files changed: 927 ins; 38 del; 2510 mod

8280840: Update libFFI to 3.4.2

Backport-of: 1beb3235223452929ec951ee18dd30a5345307cf

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PR: https://git.openjdk.java.net/jfx17u/pull/53