Feature(vpc Advertise routes): Support route advertising in vpc

[sreekarbvibm]

No description provided.

[sreekarbvibm]

`resource "ibm_is_vpc" "example" {
name = "tfm-20-dec-1"
}

resource "ibm_is_vpc_routing_table" "example" {
vpc = ibm_is_vpc.example.id
name = "tfm-20-dec-1"
route_direct_link_ingress = true
route_transit_gateway_ingress = true
route_vpc_zone_ingress = false
advertise_routes_to = ["direct_link", "transit_gateway"]
}

data "ibm_is_vpc_routing_table" "example" {
vpc = ibm_is_vpc.example.id
routing_table = ibm_is_vpc_routing_table.example.routing_table
}

output "routing_table_adv_routes_to" {
value = data.ibm_is_vpc_routing_table.example.advertise_routes_to
}

resource "ibm_is_vpc_routing_table_route" "example" {
vpc = ibm_is_vpc.example.id
routing_table = ibm_is_vpc_routing_table.example.routing_table
zone = "au-syd-1"
name = "tfm-20-dec-1"
destination = "10.0.0.0/24"
action = "delegate"
advertise = true
next_hop = "0.0.0.0"
}

data "ibm_is_vpc_routing_table_route" "example" {
vpc = ibm_is_vpc.example.id
routing_table = ibm_is_vpc_routing_table.example.routing_table
route_id = ibm_is_vpc_routing_table_route.example.route_id
}

output "routing_table_route_adv_routes" {
value = data.ibm_is_vpc_routing_table_route.example.advertise
}`