Enable seccomp

This was originally disabled because one of our boards in Koji infra
didn't support seccomp. The board is removed from the infra.

Signed-off-by: David Abdurachmanov <davidlt@rivosinc.com>

systemd.spec

@@ -80,7 +80,7 @@ Patch0007:      0001-Do-not-assert-in-test_add_acls_for_user.patch
 
 Patch0009:      https://github.com/systemd/systemd/pull/17050/commits/f58b96d3e8d1cb0dd3666bc74fa673918b586612.patch
 
-#Patch0040:      systemd-seccomp-riscv64.patch
+Patch0040:      systemd-seccomp-riscv64.patch
 
 %ifarch %{ix86} x86_64 aarch64
 %global have_gnu_efi 1
@@ -381,11 +381,7 @@ CONFIGURE_OPTS=(
         -Dxkbcommon=true
         -Dblkid=true
         -Dfdisk=true
-%ifnarch riscv64
         -Dseccomp=true
-%else
-        -Dseccomp=false
-%endif
         -Dima=true
         -Dselinux=true
         -Dapparmor=false