[PATCH] libs/wine: Only define exe_link when needed

[Marvin]

Hi,

While running your changed tests, I think I found new failures.
Being a bot and all I'm not very good at pattern recognition, so I might be
wrong, but could you please double-check?

Full results can be found at:
https://testbot.winehq.org/JobDetails.pl?Key=106817

Your paranoid android.


=== debian11 (build log) ===

../wine/libs/wine/config.c:63:2: error: invalid preprocessing directive #elseif; did you mean #else?
../wine/libs/wine/config.c:64:19: error: redefinition of ‘exe_link’
Task: The win32 Wine build failed

=== debian11 (build log) ===

../wine/libs/wine/config.c:63:2: error: invalid preprocessing directive #elseif; did you mean #else?
../wine/libs/wine/config.c:64:19: error: redefinition of ‘exe_link’
Task: The wow64 Wine build failed