git: openjdk/jdk: 8331346: Update PreviewFeature of STREAM_GATHERERS to JEP-473

[Viktor Klang]

Changeset: 2cc8eccb
Author:    Viktor Klang <vklang at openjdk.org>
Date:      2024-04-30 15:11:04 +0000
URL:       https://git.openjdk.org/jdk/commit/2cc8eccb360848f3ddf3259f1d943552f86234b9

8331346: Update PreviewFeature of STREAM_GATHERERS to JEP-473

Reviewed-by: pminborg, alanb

! src/java.base/share/classes/jdk/internal/javac/PreviewFeature.java