Improving `public static final int getKeySize(AlgorithmParameters parameters)` coverage
------------- Commit messages: - JDK-8376218: Improve KeyUtil::getKeySize coverage Changes: https://git.openjdk.org/jdk/pull/29389/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=29389&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8376218 Stats: 136 lines in 1 file changed: 136 ins; 0 del; 0 mod Patch: https://git.openjdk.org/jdk/pull/29389.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/29389/head:pull/29389 PR: https://git.openjdk.org/jdk/pull/29389
