RFR: 8339783: Implement JEP 479: Remove the Windows 32-bit x86 Port [v15]

[Vladimir Kozlov]

On Wed, 30 Oct 2024 11:18:27 GMT, Magnus Ihse Bursie <ihse at openjdk.org> wrote:

>> This is the implementation of [JEP 479: _Remove the Windows 32-bit x86 Port_](https://openjdk.org/jeps/479).
>> 
>> This is the summary of JEP 479:
>>> Remove the source code and build support for the Windows 32-bit x86 port. This port was [deprecated for removal in JDK 21](https://openjdk.org/jeps/449) with the express intent to remove it in a future release.
>
> Magnus Ihse Bursie has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Error in os_windows.cpp for unknown cpu

`grep -i win32 -r src/hotspot/share/` shows several places missed in these changes

-------------

PR Comment: https://git.openjdk.org/jdk/pull/21744#issuecomment-2448239347