MFH: r525988

security/nss: unbreak on armv6 after r524147

In file included from ../../lib/freebl/gcm-arm32-neon.c:16:
/usr/lib/clang/8.0.1/include/arm_neon.h:28:2: error: "NEON support not enabled"
#error "NEON support not enabled"

^

PR: 243734
Reported by: garga
Submitted by: mikael
Approved by: ports-secteam blanket