build: fix vom_test dependency on EXTENDED_TESTS
build: fix vom_test dependency on EXTENDED_TESTS

- Note: This was not caught by CI because the VPP 'make verify'
  target always build libvom.so

Type: fix
Fixes: f0797d130

Signed-off-by: Dave Wallace <0ed937c0e4b2f09f7bc24acf16cee52b8a199d5f@gmail.com>
Change-Id: I8663e317e4e793c386b09d1cb887133de1e43faf

vpp-dev/vpp,FDio/vpp,chrisy/vpp,vpp-dev/vpp,chrisy/vpp,FDio/vpp,FDio/vpp,vpp-dev/vpp,chrisy/vpp,chrisy/vpp,chrisy/vpp,FDio/vpp,FDio/vpp,vpp-dev/vpp,chrisy/vpp,vpp-dev/vpp,chrisy/vpp,vpp-dev/vpp,FDio/vpp,chrisy/vpp,FDio/vpp,FDio/vpp,vpp-dev/vpp