The default for nfs_server_rdma_listen transposed two digits: 20490
instead of 20049, the IANA-assigned port for NFS-over-RDMA.
Fixes: 471e14267b ("nfsd: Update the rc.d script for RDMA for the nfsd service")
MFC after: 1 month
Sponsored by: VersatusHPC
Pull Request: #2371
Signed-off-by: Vinícius Ferrão <[email protected]>