Small copy edit suggested by jottinger.

Author: leslitagordita

openapi.yaml

@@ -8949,9 +8949,7 @@ paths:
         instances.
 
         A Firewall can be assigned to multiple Linode services, and up to three active Firewalls
-        can be assigned to a single Linode service. Additional disabled Firewalls can be
-        assigned to a service, but they cannot be enabled if three other active Firewalls
-        are already assigned to the same service.
+        can be assigned to a single Linode service.
 
         A `firewall_create` Event is generated when this endpoint returns successfully.