Set KEP status to 'implementable'.

Author: jm-franc

keps/sig-autoscaling/4951-configurable-hpa-tolerance/kep.yaml

@@ -4,7 +4,7 @@ authors:
   - "@pr00se"
   - "@jm-franc"
 owning-sig: sig-autoscaling
-status: provisional
+status: implementables
 creation-date: 2024-11-05
 reviewers:
   - "@gjtempleton"