[jdk17] RFR: 8268353: Test libsvml.so is and is not present in jdk image

[Jie Fu]

On Mon, 14 Jun 2021 16:06:04 GMT, Paul Sandoz <psandoz at openjdk.org> wrote:

> Test that when the jdk.incubator.vector module is present that libsvml.so is present, and test the opposite case.

The test logic should be changed.

If C2 is absent, libsvml.so would not be generated after JDK-8268643.
Thanks.

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Changes requested by jiefu (Reviewer).

PR: https://git.openjdk.java.net/jdk17/pull/47