fix git hooks dir on mingw
fix git hooks dir on mingw

Change-Id: I20a0222a0d83fa9cc6c8ac5a5570bcb6308d679f
Reviewed-on: http://gerrit.aldebaran.lan/37308
Tested-by: gerrit
Reviewed-by: gschweitzer <6045566b37fb663fb001ea9c40953dcecf7d7d47@aldebaran-robotics.com>

dmerejkowsky/qibuild,dmerejkowsky/qibuild,dmerejkowsky/qibuild,aldebaran/qibuild,aldebaran/qibuild,dmerejkowsky/qibuild,aldebaran/qibuild,dmerejkowsky/qibuild,aldebaran/qibuild