[sonic-device-data]: Update BRCM Tunnel/ECMP Parameter For 7050cx3 SK…

…Us (sonic-net#6415)

Update Tunnel and ECMP parameters for brcm 7050cx3 48x50G+8x100G and 32x100G SKUs.

signed-off-by: Tamer Ahmed <tamer.ahmed@microsoft.com>

device/arista/x86_64-arista_7050cx3_32s/Arista-7050CX3-32S-C32/td3-a7050cx3-32s-32x100G.config.bcm

@@ -1,3 +1,13 @@
+host_as_route_disable=1
+use_all_splithorizon_groups=1
+riot_enable=1
+sai_tunnel_support=1
+riot_overlay_l3_intf_mem_size=4096
+riot_overlay_l3_egress_mem_size=32768
+l3_ecmp_levels=3
+riot_overlay_ecmp_resilient_hash_size=16384
+flow_init_mode=1
+sai_load_hw_config=/etc/bcm/flex/bcm56870_a0/b870.6.6.1/
 arl_clean_timeout_usec=15000000
 asf_mem_profile=2
 bcm_num_cos=10

device/arista/x86_64-arista_7050cx3_32s/Arista-7050CX3-32S-D48C8/td3-a7050cx3-32s-48x50G+8x100G.config.bcm

@@ -1,3 +1,13 @@
+host_as_route_disable=1
+use_all_splithorizon_groups=1
+riot_enable=1
+sai_tunnel_support=1
+riot_overlay_l3_intf_mem_size=4096
+riot_overlay_l3_egress_mem_size=32768
+l3_ecmp_levels=3
+riot_overlay_ecmp_resilient_hash_size=16384
+flow_init_mode=1
+sai_load_hw_config=/etc/bcm/flex/bcm56870_a0/b870.6.6.1/
 arl_clean_timeout_usec=15000000
 asf_mem_profile=2
 bcm_num_cos=8

src/sonic-device-data/tests/permitted_list

@@ -1,3 +1,13 @@
+sai_trap_group_priority
+use_all_splithorizon_groups
+riot_enable
+sai_tunnel_support
+riot_overlay_l3_intf_mem_size
+riot_overlay_l3_egress_mem_size
+l3_ecmp_levels
+riot_overlay_ecmp_resilient_hash_size
+flow_init_mode
+sai_load_hw_config
 arl_clean_timeout_usec
 asf_mem_profile
 bcm_linkscan_interval
@@ -219,3 +229,4 @@ serdes_fec_enable
 pbmp_gport_stack
 reglist_enable
 scache_filename
+host_as_route_disable