vCloud module utils error handling bug fixes (#15859)

* Fix AttributeError that hides login errors

* Typo fixes for vca error messages

lib/ansible/module_utils/vca.py

@@ -136,7 +136,7 @@ class VcaAnsibleModule(AnsibleModule):
             login_org = self.params['org']
 
         if not self.vca.login(password=password, org=login_org):
-            self.fail('Login to VCA failed', response=self.vca.response.content)
+            self.fail('Login to VCA failed', response=self.vca.response)
 
         try:
             method_name = 'login_%s' % service_type
@@ -145,7 +145,7 @@ class VcaAnsibleModule(AnsibleModule):
         except AttributeError:
             self.fail('no login method exists for service_type %s' % service_type)
         except VcaError, e:
-            self.fail(e.message, response=self.vca.response.content, **e.kwargs)
+            self.fail(e.message, response=self.vca.response, **e.kwargs)
 
     def login_vca(self):
         instance_id = self.params['instance_id']
@@ -160,14 +160,14 @@ class VcaAnsibleModule(AnsibleModule):
 
         org = self.params['org']
         if not org:
-            raise VcaError('missing required or for service_type vchs')
+            raise VcaError('missing required org for service_type vchs')
 
         self.vca.login_to_org(service_id, org)
 
     def login_vcd(self):
         org = self.params['org']
         if not org:
-            raise VcaError('missing required or for service_type vchs')
+            raise VcaError('missing required org for service_type vcd')
 
         if not self.vca.token:
             raise VcaError('unable to get token for service_type vcd')