RFR: 8344270: Update tier1_common and hotspot_misc groups to better organize hotspot non-component tests [v3]

[Leonid Mesnik]

On Tue, 20 May 2025 22:12:26 GMT, David Holmes <dholmes at openjdk.org> wrote:

>> Leonid Mesnik has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   updated comment
>
> test/hotspot/jtreg/TEST.groups line 81:
> 
>> 79:  gtest
>> 80: 
>> 81: hotspot_misc = \
> 
> What is actually left in this group after all the listed excluded?

Really, it contains only few tests now.  However it is going to contain anything that we might miss in the component and other specified groups.
Sometimes it would be makes sense to rename it to hotspot_empty and verify that it has only expected tests during source testing, I think.

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PR Review Comment: https://git.openjdk.org/jdk/pull/25070#discussion_r2098979608