[net] Increase multicast addresses so neighbor solicitation will work (#1881)

Thanks to Paul Sokolovsky for finding this solution.

Signed-off-by: Geoff Gustafson <[email protected]>

Author: grgustaf

src/zjs_dgram.json

@@ -18,7 +18,7 @@
             "CONFIG_NET_BUF_RX_COUNT=10",
             "CONFIG_NET_BUF_TX_COUNT=6",
             "CONFIG_NET_IF_UNICAST_IPV6_ADDR_COUNT=3",
-            "CONFIG_NET_IF_MCAST_IPV6_ADDR_COUNT=2",
+            "CONFIG_NET_IF_MCAST_IPV6_ADDR_COUNT=4",
             "CONFIG_NET_MAX_CONTEXTS=10",
             "CONFIG_NET_MGMT=y",
             "CONFIG_NET_MGMT_EVENT=y"

src/zjs_net.json

@@ -20,7 +20,7 @@
             "CONFIG_NET_BUF_RX_COUNT=10",
             "CONFIG_NET_BUF_TX_COUNT=6",
             "CONFIG_NET_IF_UNICAST_IPV6_ADDR_COUNT=3",
-            "CONFIG_NET_IF_MCAST_IPV6_ADDR_COUNT=2",
+            "CONFIG_NET_IF_MCAST_IPV6_ADDR_COUNT=4",
             "CONFIG_NET_MAX_CONTEXTS=10",
             "CONFIG_NET_MGMT=y",
             "CONFIG_NET_MGMT_EVENT=y"

src/zjs_ws.json

@@ -20,7 +20,7 @@
             "CONFIG_NET_BUF_TX_COUNT=6",
             "CONFIG_NET_BUF_DATA_SIZE=512",
             "CONFIG_NET_IF_UNICAST_IPV6_ADDR_COUNT=3",
-            "CONFIG_NET_IF_MCAST_IPV6_ADDR_COUNT=2",
+            "CONFIG_NET_IF_MCAST_IPV6_ADDR_COUNT=4",
             "CONFIG_NET_MAX_CONTEXTS=10",
             "CONFIG_NET_MGMT=y",
             "CONFIG_NET_MGMT_EVENT=y",