Removes outdated database slugs (#845)

* Removes outdated database slugs and replaces them with recommendations on how to pull a current list of slugs

* Update specification/DigitalOcean-public.v2.yaml

---------

Co-authored-by: Andrew Starr-Bochicchio <andrewsomething@users.noreply.github.com>

specification/DigitalOcean-public.v2.yaml

@@ -159,50 +159,8 @@ tags:
       which is used in some of the following requests. Each slug denotes the node's identifier,
       CPU count, and amount of RAM, in that order.
 
-      For **Basic nodes**, reference the following table for its slug:
-
-      Slug               | CPU     | RAM
-      -------------------|---------|---------
-      db-s-1vcpu-1gb     | 1 vCPU  | 1 GB
-      db-s-1vcpu-2gb     | 1 vCPU  | 2 GB
-      db-s-2vcpu-4gb     | 2 vCPU  | 4 GB
-      db-s-4vcpu-8gb     | 4 vCPU  | 8 GB
-      db-s-6vcpu-16gb    | 6 vCPU  | 16 GB
-      db-s-8vcpu-32gb    | 8 vCPU  | 32 GB
-      db-s-16vcpu-64gb   | 16 vCPU | 64 GB
-
-      For **General Purpose nodes**, reference the following table for its slug:
-
-      Slug               | CPU     | RAM
-      -------------------|---------|---------
-      gd-2vcpu-8gb       | 2 vCPU  | 8 GB
-      gd-4vcpu-16gb      | 4 vCPU  | 16 GB
-      gd-8vcpu-32gb      | 8 vCPU  | 32 GB
-      gd-16vcpu-64gb     | 16 vCPU | 64 GB
-      gd-32vcpu-128gb    | 32 vCPU | 128 GB
-      gd-40vcpu-160gb    | 40 vCPU | 160 GB
-
-      For **Storage-Optimized nodes**, reference the following table for its slug:
-
-      Slug               | CPU     | RAM
-      -------------------|---------|---------
-      so1_5-2vcpu-16gb   | 2 vCPU  | 16 GB
-      so1_5-4vcpu-32gb   | 4 vCPU  | 32 GB
-      so1_5-8vcpu-64gb   | 8 vCPU  | 64 GB
-      so1_5-16vcpu-128gb | 16 vCPU | 128 GB
-      so1_5-24vcpu-192gb | 24 vCPU | 192 GB
-      so1_5-32vcpu-256gb | 32 vCPU | 256 GB
-
-      For **Memory-Optimized nodes**, reference the following table for its slug:
-
-      Slug               | CPU     | RAM
-      -------------------|---------|---------
-      m-2vcpu-16gb       | 2 vCPU  | 16 GB
-      m-4vcpu-32gb       | 4 vCPU  | 32 GB
-      m-8vcpu-64gb       | 8 vCPU  | 64 GB
-      m-16vcpu-128gb     | 16 vCPU | 128 GB
-      m-24vcpu-192gb     | 24 vCPU | 192 GB
-      m-32vcpu-256gb     | 32 vCPU | 256 GB
+      For a list of currently available database slugs and options, use the `/v2/databases/options` endpoint or use the 
+      `doctl databases options` [command](https://docs.digitalocean.com/reference/doctl/reference/databases/options).
 
   - name: Domain Records
     description: |-