tests: use explicit code pages instead of ACP in calls to setlocale

setlocale in old CRTs does not support ACP/OCP strings to specify
code page in the locale string. This results in test failures.

To avoid this, explicitly specify code page in locale strings
passed to setlocale.

Signed-off-by: Kirill Makurin <maiddaisuki@outlook.com>
Signed-off-by: LIU Hao <lh_mouse@126.com>
7 files changed