Reverting some ResourceRef changes (#226)

Signed-off-by: Modular Magician <magic-modules@google.com>

plugins/modules/gcp_compute_router.py

@@ -63,9 +63,10 @@ options:
     description:
     - A reference to the network to which this router belongs.
     - 'This field represents a link to a Network resource in GCP. It can be specified
-      in two ways. First, you can place in the selfLink of the resource here as a
-      string Alternatively, you can add `register: name-of-resource` to a gcp_compute_network
-      task and then set this network field to "{{ name-of-resource }}"'
+      in two ways. First, you can place a dictionary with key ''selfLink'' and value
+      of your resource''s selfLink Alternatively, you can add `register: name-of-resource`
+      to a gcp_compute_network task and then set this network field to "{{ name-of-resource
+      }}"'
     required: true
   bgp:
     description:
@@ -181,7 +182,7 @@ network:
   description:
   - A reference to the network to which this router belongs.
   returned: success
-  type: str
+  type: dict
 bgp:
   description:
   - BGP information specific to this router.
@@ -258,7 +259,7 @@ def main():
             state=dict(default='present', choices=['present', 'absent'], type='str'),
             name=dict(required=True, type='str'),
             description=dict(type='str'),
-            network=dict(required=True),
+            network=dict(required=True, type='dict'),
             bgp=dict(
                 type='dict',
                 options=dict(