fix(nvmf): install (only) required nvmf modules

nvme_rdma was not installed, even if it was required, whereas
nvme_tcp was installed in non-TCP setups. nvme_fabrics will be
pulled in automatically by any transport module and doesn't
need to be installed explicitly.

Fix it.

(cherry picked from commit dracut-ng/dracut-ng@3748ed4)

modules.d/95nvmf/module-setup.sh

@@ -68,8 +68,9 @@ depends() {
 
 # called by dracut
 installkernel() {
-    instmods nvme_fc lpfc qla2xxx
-    hostonly="" instmods nvme_tcp nvme_fabrics 8021q
+    instmods nvme_fc nvme_tcp nvme_rdma lpfc qla2xxx
+    # 802.1q VLAN may be set up in Firmware later. Include the module always.
+    hostonly="" instmods 8021q
 }
 
 # called by dracut