Ensure FSI scan runs before services that use FSI

The FSI scan must be done before start_host and vcs_workaround
run in order for them to work propertly.

Change-Id: I1305a65763ba35721d5655f1f3e6c2d8af5fdc71
Signed-off-by: Matt Spinler <spinler@us.ibm.com>
diff --git a/common/recipes-phosphor/host/op-pdbg-host-control/vcs_workaround@.service b/common/recipes-phosphor/host/op-pdbg-host-control/vcs_workaround@.service
index e4cd8a3..e759d5d 100644
--- a/common/recipes-phosphor/host/op-pdbg-host-control/vcs_workaround@.service
+++ b/common/recipes-phosphor/host/op-pdbg-host-control/vcs_workaround@.service
@@ -4,6 +4,8 @@
 Before=obmc-host-start-pre@%i.target
 Wants=obmc-power-on@%i.target
 After=obmc-power-on@%i.target
+Wants=fsi-scan@%i.service
+After=fsi-scan@%i.service
 Conflicts=obmc-power-chassis-off@%i.target
 
 [Service]