ipv4_spurious_leftover_route test: remove needed adjust to fail scenarios

https://bugzilla.redhat.com/show_bug.cgi?id=2005013

features/scenarios/ipv4.feature

@@ -2203,6 +2203,7 @@ Feature: nmcli: ipv4
 
     @rhbz1979192
     @ver+=1.32.6
+    @ver-=1.32.8
     @con_ipv4_remove @teardown_testveth
     @ipv4_spurious_leftover_route
     Scenario: NM - ipv4 - NetworkManager configures wrong, spurious "local" route for IP address after DHCP address change
@@ -2227,3 +2228,27 @@ Feature: nmcli: ipv4
     * Execute "sleep 1; ip l set testX6 up"
     When "192.168.99.5" is visible with command "ip -4 r show table all dev testX6 scope link" in "60" seconds
     Then "192.168.99.[34]" is not visible with command "ip -4 r show table all dev testX6 scope link"
+
+
+    @rhbz1979192
+    @ver+=1.32.10
+    @con_ipv4_remove @teardown_testveth
+    @ipv4_spurious_leftover_route
+    Scenario: NM - ipv4 - NetworkManager configures wrong, spurious "local" route for IP address after DHCP address change
+    * Prepare simulated test "testX6" device without DHCP
+    * Execute "ip -n testX6_ns addr add dev testX6p 192.168.99.1/24"
+    * Run child "ip netns exec testX6_ns dnsmasq --pid-file=/tmp/testX6_ns.pid --listen-address=192.168.99.1 --conf-file=/dev/null --no-hosts --dhcp-range=192.168.99.30,192.168.99.39,2m" without shell
+    * Add a new connection of type "ethernet" and options "ifname testX6 con-name testX6"
+    * Bring "up" connection "testX6"
+    * Execute "pkill -F /tmp/testX6_ns.pid"
+    * Execute "ip l set testX6 down"
+    * Run child "ip netns exec testX6_ns dnsmasq --pid-file=/tmp/testX6_ns.pid --listen-address=192.168.99.1 --conf-file=/dev/null --no-hosts --dhcp-range=192.168.99.40,192.168.99.49,2m" without shell
+    * Execute "ip l set testX6 up"
+    When "192.168.99.4" is visible with command "ip -4 r show table all dev testX6 scope link" in "60" seconds
+    Then "192.168.99.3" is not visible with command "ip -4 r show table all dev testX6 scope link"
+    * Execute "pkill -F /tmp/testX6_ns.pid"
+    * Execute "ip l set testX6 down"
+    * Run child "ip netns exec testX6_ns dnsmasq --pid-file=/tmp/testX6_ns.pid --listen-address=192.168.99.1 --conf-file=/dev/null --no-hosts --dhcp-range=192.168.99.50,192.168.99.59,2m" without shell
+    * Execute "ip l set testX6 up"
+    When "192.168.99.5" is visible with command "ip -4 r show table all dev testX6 scope link" in "60" seconds
+    Then "192.168.99.[34]" is not visible with command "ip -4 r show table all dev testX6 scope link"