[PATCH] user32/tests: Tests for DM_REPOSITION message

[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=59373

Your paranoid android.


=== build (build log) ===

../../../../wine/include/winuser.h:4136:59: error: unknown type name ‘SendMessage_must_be_suffixed_with_W_or_A_in_this_context’
../../../../wine/include/winuser.h:853:29: error: expected ‘)’ before ‘(’ token
Makefile:383: recipe for target 'dialog.o' failed
Makefile:7768: recipe for target 'dlls/user32/tests' failed
Task: The exe32 Wine crossbuild failed

Task errors:
The build timed out

=== debian10 (build log) ===

../../../../wine/include/winuser.h:4136:59: error: unknown type name ‘SendMessage_must_be_suffixed_with_W_or_A_in_this_context’
../../../../wine/dlls/user32/tests/dialog.c:2194:26: error: expected ‘)’ before ‘(’ token
Task: The win32 build failed

=== debian10 (build log) ===

../../../../wine/include/winuser.h:4136:59: error: unknown type name ‘SendMessage_must_be_suffixed_with_W_or_A_in_this_context’
../../../../wine/dlls/user32/tests/dialog.c:2194:26: error: expected ‘)’ before ‘(’ token
Task: The wow64 build failed