RFR: JDK-8301998: Update HarfBuzz to 7.0.1 [v2]

[Harshitha Onkar]

On Mon, 13 Mar 2023 23:51:39 GMT, Phil Race <prr at openjdk.org> wrote:

>> Harshitha Onkar has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Updating.txt changes
>
> src/java.desktop/share/native/libharfbuzz/hb.hh line 107:
> 
>> 105: #pragma GCC diagnostic warning "-Wformat=2"
>> 106: #pragma GCC diagnostic warning "-Wformat-signedness"
>> 107: #pragma GCC diagnostic warning "-Wignored-pragma-optimize"
> 
> Reading these changes makes me think we should re-check if all the DISABLED_WARNINGS we have for
> harbuzz in Awt2DLibraries.gmk (see lines 466-470 in that file) are still needed.
> In particular for gcc + clang (ie windows and mac builds).
> Can you comment them out (in that file) and test the build ? Any that are now un-needed can be removed.

@prrace Checked by commenting out the HARFBUZZ_DISABLED_WARNINGS section in Awt2DLibraries.gmk, all the currently listed warnings (for specific platform compilers) are required else the build fails.

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PR: https://git.openjdk.org/jdk/pull/12913