fix: add SCHEDULING and SCHEDULED Status constants (#2687)

They were removed from VMI by this PR:
https://github.com/RedHatQE/openshift-python-wrapper/pull/2644/changes

Author: jpeimer

ocp_resources/utils/resource_constants.py

@@ -13,6 +13,8 @@ class Status:
         COMPLETE: str = "Complete"
         DEPLOYING: str = "Deploying"
         SCHEDULING_DISABLED: str = "Ready,SchedulingDisabled"
+        SCHEDULING: str = "Scheduling"
+        SCHEDULED: str = "Scheduled"
         CRASH_LOOPBACK_OFF: str = "CrashLoopBackOff"
         IMAGE_PULL_BACK_OFF: str = "ImagePullBackOff"
         ERR_IMAGE_PULL: str = "ErrImagePull"