Update awxkit to manage Org galaxy credentials

Add the new credential type to the Credential page object and helper
methods to manage the galaxy credentials for the Organization page
object.

awxkit/awxkit/api/pages/credentials.py

@@ -82,6 +82,7 @@ def config_cred_from_kind(kind):
 
 credential_type_name_to_config_kind_map = {
     'amazon web services': 'aws',
+    'ansible galaxy/automation hub api token': 'galaxy',
     'ansible tower': 'tower',
     'google compute engine': 'gce',
     'insights': 'insights',

awxkit/awxkit/api/pages/organizations.py

@@ -22,6 +22,24 @@ class Organization(HasCreate, HasInstanceGroups, HasNotifications, base.Base):
         with suppress(exc.NoContent):
             self.related.users.post(user)
 
+    def add_galaxy_credential(self, credential):
+        if isinstance(credential, page.Page):
+            credential = credential.json
+        with suppress(exc.NoContent):
+            self.related.galaxy_credentials.post({
+                "id": credential.id,
+            })
+
+    def remove_galaxy_credential(self, credential):
+        if isinstance(credential, page.Page):
+            credential = credential.json
+        with suppress(exc.NoContent):
+            self.related.galaxy_credentials.post({
+                "id": credential.id,
+                "disassociate": True,
+            })
+
+
     def payload(self, **kwargs):
         payload = PseudoNamespace(name=kwargs.get('name') or 'Organization - {}'.format(random_title()),
                                   description=kwargs.get('description') or random_title(10))