vectorscan: Don't build for riscv64

This architecture does not seem to be support and since we don't support
this as a primary architecture just yet, we will build without this
package.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
Signed-off-by: Arne Fitzenreiter <arne_f@ipfire.org>

config/rootfiles/common/x86_64/vectorscan

@@ -0,0 +1 @@
+../aarch64/vectorscan

lfs/vectorscan

@@ -31,6 +31,7 @@ DL_FILE    = $(THISAPP).tar.gz
 DL_FROM    = $(URL_IPFIRE)
 DIR_APP    = $(DIR_SRC)/$(THISAPP)
 TARGET     = $(DIR_INFO)/$(THISAPP)
+SUP_ARCH   = x86_64 aarch64
 
 # The compiler uses a lot of memory to compile hyperscan, hence we reduce
 # the total number of processes a little bit to be able to build on