tests/.gitignore: add ksysent.h
tests/.gitignore: add ksysent.h

tests/ksysent.h is a generated file listed in CLEANFILES.
This change complements commit v4.10-566-gbab4ef4.

* tests/.gitignore: Add ksysent.h.

Distrotech/strace,Saruta/strace,cuviper/strace,Distrotech/strace,Saruta/strace,Distrotech/strace,cuviper/strace,cuviper/strace,Saruta/strace,Distrotech/strace,Saruta/strace,cuviper/strace,cuviper/strace,Saruta/strace,Distrotech/strace