Update brp-check-suse to rev 63 via SR 774512
https://build.opensuse.org/request/show/774512
by user oertel + dimstar_suse
- Update to version 84.87+git20200215.db1636b:
* refactor brp-15-strip-debug to not use /dev/fd/62
* Also strip lto data from .o files (boo#1146634)