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>

meta-oe/recipes-extended/haveged/haveged_1.9.1.bb

@@ -28,3 +28,5 @@ do_install_append() {
     mkdir -p ${D}${systemd_unitdir}/system
     install -p -m644 ${B}/init.d/haveged.service ${D}${systemd_unitdir}/system
 }
+
+MIPS_INSTRUCTION_SET = "mips"