RFR: 7903955: jtreg doesn't support .jasm in patch module [v4]

[Iris Clark]

On Wed, 5 Mar 2025 13:35:44 GMT, Christian Stein <cstein at openjdk.org> wrote:

>> Please review this change to support compilation of `.jasm` in patched modules.
>> 
>> Prior to this commit an extra check for `module != null` was the only difference when treating `.java` source files and JASM-related files. With that check removed, the handling of both types of source files could be merged.
>
> Christian Stein has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Update ModLibsTest.gmk

No concerns discovered after historical investigation.

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Marked as reviewed by iris (Reviewer).

PR Review: https://git.openjdk.org/jtreg/pull/249#pullrequestreview-2691855961