Remove digestAlgorithm check when there is no signed attribute. --------- - [x] I confirm that I make this contribution in accordance with the [OpenJDK Interim AI Policy](https://openjdk.org/legal/ai).
------------- Commit messages: - the fix Changes: https://git.openjdk.org/jdk/pull/33254/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=33254&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8393741 Stats: 134 lines in 3 files changed: 127 ins; 0 del; 7 mod Patch: https://git.openjdk.org/jdk/pull/33254.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/33254/head:pull/33254 PR: https://git.openjdk.org/jdk/pull/33254
