haveged: don't compile in mips16e mode
While a gcc was filed here
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77757
disable mips16e compilation in the mean time.
Signed-off-by: André Draszik <git@andred.net>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>