Extra Settings: Allow one to pass extra API configuration settings.

For more advanced usage, a user can do the
extra_volumes/extra_volume_mounts dance. But for simple need adding this
parameter make it easy to just specify an extra parameter.

deploy/awx-operator.yaml

@@ -328,6 +328,16 @@ spec:
                   description: AccessMode for the /var/lib/projects PersistentVolumeClaim
                   default: ReadWriteMany
                   type: string
+                extra_settings:
+                  description: Extra settings to specify for the API
+                  items:
+                    properties:
+                      setting:
+                        type: string
+                      value:
+                        type: string
+                    type: object
+                  type: array
               type: object
             status:
               properties:

deploy/crds/awx_v1beta1_crd.yaml

@@ -326,6 +326,16 @@ spec:
                   description: AccessMode for the /var/lib/projects PersistentVolumeClaim
                   default: ReadWriteMany
                   type: string
+                extra_settings:
+                  description: Extra settings to specify for the API
+                  items:
+                    properties:
+                      setting:
+                        type: string
+                      value:
+                        type: string
+                    type: object
+                  type: array
               type: object
             status:
               properties:

deploy/olm-catalog/awx-operator/manifests/awx-operator.clusterserviceversion.yaml

@@ -380,6 +380,11 @@ spec:
         x-descriptors:
         - urn:alm:descriptor:com.tectonic.ui:advanced
         - urn:alm:descriptor:com.tectonic.ui:hidden
+      - displayName: API Extra Settings
+        path: extra_settings
+        x-descriptors:
+        - urn:alm:descriptor:com.tectonic.ui:advanced
+        - urn:alm:descriptor:com.tectonic.ui:hidden
       statusDescriptors:
       - description: Route to access the instance deployed
         displayName: URL

deploy/olm-catalog/awx-operator/manifests/awx.ansible.com_awxs_crd.yaml

@@ -328,6 +328,16 @@ spec:
                         type: string
                     type: object
                 type: object
+              extra_settings:
+                description: Extra settings to specify for the API
+                items:
+                  properties:
+                    setting:
+                      type: string
+                    value:
+                      type: string
+                  type: object
+                type: array
             type: object
           status:
             properties: