package/gtest: bump to version 1.12
https://github.com/google/googletest/releases/tag/release-1.12.0
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit a336b731af5979a25213b33c5840de6d1ed88bdc)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>