Deb: Exclude libnuma-dev as build-dep on armhf where is does not exist

debian/control

@@ -18,7 +18,7 @@ Build-Depends: bison,
                libjudy-dev,
                libkrb5-dev,
                libncurses5-dev (>= 5.0-6~),
-               libnuma-dev,
+               libnuma-dev [!armhf],
                libpam0g-dev,
                libpcre3-dev (>= 2:8.35-3.2~),
                libreadline-gplv2-dev,