tests: Fix "router port type update and then ...".

Flow parsing was failing and causing some lex errors
...eth.dst == 00:00:00:00:00:1 ...: Invalid numeric constant

Signed-off-by: Xavier Simonart <xsimonar@redhat.com>
Signed-off-by: Mark Michelson <mmichels@redhat.com>

tests/ovn.at

@@ -34998,8 +34998,8 @@ check ovn-nbctl lsp-add sw0 sw0-p1
 check ovn-nbctl lsp-add sw0 lsp
 check ovn-nbctl lsp-set-type lsp router
 check ovn-nbctl lsp-set-options lsp router-port=lrp
-check ovn-nbctl lsp-set-addresses lsp  00:00:00:00:00:1
-check ovn-nbctl lrp-add ro0 lrp 00:00:00:00:00:1 aef0:0:0:0:0:0:0:1/64
+check ovn-nbctl lsp-set-addresses lsp  00:00:00:00:00:01
+check ovn-nbctl lrp-add ro0 lrp 00:00:00:00:00:01 aef0:0:0:0:0:0:0:1/64
 check ovn-nbctl set Logical_Router_Port lrp ipv6_ra_configs:send_periodic=true \
         -- set Logical_Router_Port lrp ipv6_ra_configs:address_mode=slaac \
         -- set Logical_Router_Port lrp ipv6_ra_configs:mtu=1280 \
@@ -35094,8 +35094,8 @@ check ovn-nbctl lsp-add sw0 sw0-p1
 check ovn-nbctl lsp-add sw0 lsp
 check ovn-nbctl lsp-set-type lsp router
 check ovn-nbctl lsp-set-options lsp router-port=lrp
-check ovn-nbctl lsp-set-addresses lsp  00:00:00:00:00:1
-check ovn-nbctl --wait=hv lrp-add ro0 lrp 00:00:00:00:00:1 aef0:0:0:0:0:0:0:1/64
+check ovn-nbctl lsp-set-addresses lsp  00:00:00:00:00:01
+check ovn-nbctl --wait=hv lrp-add ro0 lrp 00:00:00:00:00:01 aef0:0:0:0:0:0:0:1/64
 check ovn-nbctl --wait=hv lsp-del lsp
 check ovn-nbctl lrp-del lrp
 check ovn-nbctl --wait=hv sync