[PATCH v2] oleaut32: Use C locale in VARIANT_BstrFromReal.

[Jacek Caban]

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=50672
Signed-off-by: Jacek Caban <jacek(a)codeweavers.com>
---
v2: Fixed commit message.

  dlls/oleaut32/vartype.c         |  7 ++++++-
  include/msvcrt/corecrt_wstdio.h | 11 +++++++++++
  2 files changed, 17 insertions(+), 1 deletion(-)