Update arguments with Space name guidance.

Author: mars

docs/resources/space_app_access.md

@@ -41,7 +41,7 @@ resource "heroku_space_app_access" "member2" {
 
 The following arguments are supported:
 
-* `space` - (Required) The ID of the Private Space.
+* `space` - (Required) The name of the Private Space (ID/UUID is acceptable too, but must be used consistently).
 * `email` - (Required) The email of the existing Heroku Team member.
 * `permissions` - (Required) The permissions to grant the team member for the Private Space.
   Currently `create_apps` is the only supported permission. If not provided the member will have no permissions to the space.

docs/resources/space_inbound_ruleset.md

@@ -42,7 +42,7 @@ resource "heroku_space_inbound_ruleset" "default" {
 
 The following arguments are supported:
 
-* `space` - (Required) The ID of the space.
+* `space` - (Required) The name of the Private Space (ID/UUID is acceptable too, but must be used consistently).
 * `rule` - (Required) At least one `rule` block. Rules are documented below.
 
 A `rule` block supports the following arguments:

docs/resources/space_peering_connection_accepter.md

@@ -36,7 +36,7 @@ resource "heroku_space_peering_connection_accepter" "accept" {
 
 The following arguments are supported:
 
-* `space` - (Required) The ID of the space.
+* `space` - (Required) The name of the Private Space (ID/UUID is acceptable too, but must be used consistently).
 * `vpc_peering_connection_id` - (Required) The peering connection request ID.
 
 ## Attributes Reference

docs/resources/space_vpn_connection.md

@@ -34,7 +34,7 @@ resource "heroku_space_vpn_connection" "office" {
 The following arguments are supported:
 
 * `name` - (Required) The name of the VPN connection.
-* `space` - (Required) The ID of the Heroku Private Space where the VPN connection will be established.
+* `space` - (Required) The name of the Private Space (ID/UUID is acceptable too, but must be used consistently).
 * `public_ip` - (Required) The public IP address of the VPN endpoint on the network where the VPN connection will be established.
 * `routable_cidrs` - (Required) A list of IPv4 CIDR blocks used by the network where the VPN connection will be established.