git: openjdk/jdk21u-dev: master: 8341861: GHA: Use only retention mechanism to remove bundles

[Aleksey Shipilev]

Changeset: bbe5bbb9
Branch: master
Author:    Aleksey Shipilev <shade at openjdk.org>
Date:      2025-06-27 09:36:08 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/bbe5bbb9c48bb23adaf7f47b6a894d882edf0fa6

8341861: GHA: Use only retention mechanism to remove bundles

Reviewed-by: clanger
Backport-of: 29ae26517f9c1fd5e641b3a560aa93e370920506

! .github/workflows/main.yml