[PATCH] ucrtbase: Set invalid_parameter_handler once.

[Piotr Caban]

Signed-off-by: Piotr Caban <piotr(a)codeweavers.com>
---
  dlls/ucrtbase/tests/printf.c |  9 +++------
  dlls/ucrtbase/tests/string.c | 27 +++------------------------
  2 files changed, 6 insertions(+), 30 deletions(-)