[PATCH 1/5] msvcrt: Fix _mbstowcs_s_l return value on truncate.

[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=60478

Your paranoid android.


=== debian10 (32 bit report) ===

msvcrt:
string.c:2084: Test failed: err = 80
string.c:2089: Test failed: err = 80
string.c:2094: Test failed: err = 80

=== debian10 (32 bit Chinese:China report) ===

msvcrt:
string.c:2084: Test failed: err = 80
string.c:2089: Test failed: err = 80
string.c:2094: Test failed: err = 80

=== debian10 (32 bit WoW report) ===

msvcrt:
string.c:2084: Test failed: err = 80
string.c:2089: Test failed: err = 80
string.c:2094: Test failed: err = 80

=== debian10 (64 bit WoW report) ===

msvcrt:
string.c:2084: Test failed: err = 80
string.c:2089: Test failed: err = 80
string.c:2094: Test failed: err = 80