RFR: JDK-8296240: Augment discussion of test tiers in doc/testing.md [v2]

[Joe Darcy]

On Thu, 26 Oct 2023 19:25:21 GMT, Jonathan Gibbons <jjg at openjdk.org> wrote:

>> Joe Darcy has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Implement review feedback.
>
> doc/testing.md line 138:
> 
>> 136: A brief description of the tiered test groups:
>> 137: 
>> 138: - `tier1`: This is the lowest test tier.
> 
> The use of "lowest" seems to imply an unstated directionality. Maybe there is better working, like "most basic".

Changed to "most fundamental".

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PR Review Comment: https://git.openjdk.org/jdk/pull/16384#discussion_r1373737454