Added databases field to VPC Subnet documentation (#2239)

* Added databases field to VPC Subnet documentation

* Fix typos

* Addressed PR comments

Author: ezilber-akamai

docs/data-sources/vpc_subnet.md

@@ -54,6 +54,16 @@ In addition to all arguments above, the following attributes are exported:
 
     * `active` - Whether the Interface is actively in use.
 
+* `databases` - A list of Managed databases assigned to the VPC Subnet.
+
+  * `id` - ID of a managed database assigned to the VPC Subnet.
+
+  * `ipv4_range` - IPv4 range assigned to the database.
+
+  * `ipv6_ranges` - A list of IPv6 ranges assigned to the database.
+
+    * `range` - An IPv6 address range in CIDR notation.
+
 * `created` - The date and time when the VPC Subnet was created.
 
 * `updated` - The date and time when the VPC Subnet was last updated.

docs/data-sources/vpc_subnets.md

@@ -67,6 +67,16 @@ Each Linode VPC subnet will be stored in the `vpc_subnets` attribute and will ex
 
     * `active` - Whether the Interface is actively in use.
 
+* `databases` - A list of Managed databases assigned to the VPC Subnet.
+
+  * `id` - ID of a managed database assigned to the VPC Subnet.
+
+  * `ipv4_range` - IPv4 range assigned to the database.
+
+  * `ipv6_ranges` - A list of IPv6 ranges assigned to the database.
+
+    * `range` - An IPv6 address range in CIDR notation.
+
 * `created` - The date and time when the VPC Subnet was created.
 
 * `updated` - The date and time when the VPC Subnet was last updated.

docs/resources/vpc_subnet.md

@@ -77,13 +77,19 @@ In addition to all the arguments above, the following attributes are exported.
 
 * `id` - The ID of the VPC Subnet.
 
-* `linodes` - A list of Linode that added to this subnet.
+* `linodes` - A list of Linodes added to this subnet.
   * `id` - ID of the Linode
   * `interfaces` - A list of networking interfaces objects.
     * `id` - ID of the interface.
     * `config_id` - ID of Linode Config that the interface is associated with. `null` for a Linode Interface.
     * `active` - Whether the Interface is actively in use.
 
+* `databases` - A list of Managed databases assigned to the VPC Subnet.
+  * `id` - ID of a managed database assigned to the VPC Subnet.
+  * `ipv4_range` - IPv4 range assigned to the database.
+  * `ipv6_ranges` - A list of IPv6 ranges assigned to the database.
+    * `range` - An IPv6 address range in CIDR notation.
+
 * `created` - The date and time when the VPC was created.
 
 * `updated` - The date and time when the VPC was last updated.