Adds SameHostFilter to default filters fot nova formula to allow users,
schedule instances based on `same_host` hint

Related-Prod: PROD-16796

Change-Id: I24ddce37dc5be5b62b7eb7d093b52680072bf9db
diff --git a/README.rst b/README.rst
index f1b54f2..828dd01 100644
--- a/README.rst
+++ b/README.rst
@@ -524,7 +524,7 @@
   nova:
     controller:
       sriov: true
-      scheduler_default_filters: "DifferentHostFilter,RetryFilter,AvailabilityZoneFilter,RamFilter,CoreFilter,DiskFilter,ComputeFilter,ComputeCapabilitiesFilter,ImagePropertiesFilter,ServerGroupAntiAffinityFilter,ServerGroupAffinityFilter,PciPassthroughFilter"
+      scheduler_default_filters: "DifferentHostFilter,SameHostFilter,RetryFilter,AvailabilityZoneFilter,RamFilter,CoreFilter,DiskFilter,ComputeFilter,ComputeCapabilitiesFilter,ImagePropertiesFilter,ServerGroupAntiAffinityFilter,ServerGroupAffinityFilter,PciPassthroughFilter"
 
   nova:
     compute:
@@ -543,7 +543,7 @@
 
   nova:
     controller:
-      scheduler_default_filters: "DifferentHostFilter,RetryFilter,AvailabilityZoneFilter,RamFilter,CoreFilter,DiskFilter,ComputeFilter,ComputeCapabilitiesFilter,ImagePropertiesFilter,ServerGroupAntiAffinityFilter,ServerGroupAffinityFilter,NUMATopologyFilter,AggregateInstanceExtraSpecsFilter"
+      scheduler_default_filters: "DifferentHostFilter,SameHostFilter,RetryFilter,AvailabilityZoneFilter,RamFilter,CoreFilter,DiskFilter,ComputeFilter,ComputeCapabilitiesFilter,ImagePropertiesFilter,ServerGroupAntiAffinityFilter,ServerGroupAffinityFilter,NUMATopologyFilter,AggregateInstanceExtraSpecsFilter"
 
   nova:
     compute:
@@ -566,7 +566,7 @@
       - my_custom_driver.nova.scheduler.filters.my_custom_filter.MyCustomFilter
 
       # Then add your custom filter on the end (make sure to include all other ones that you need as well)
-      scheduler_default_filters: "DifferentHostFilter,RetryFilter,AvailabilityZoneFilter,RamFilter,CoreFilter,DiskFilter,ComputeFilter,ComputeCapabilitiesFilter,ImagePropertiesFilter,ServerGroupAntiAffinityFilter,ServerGroupAffinityFilter,PciPassthroughFilter,MyCustomFilter"
+      scheduler_default_filters: "DifferentHostFilter,SameHostFilter,RetryFilter,AvailabilityZoneFilter,RamFilter,CoreFilter,DiskFilter,ComputeFilter,ComputeCapabilitiesFilter,ImagePropertiesFilter,ServerGroupAntiAffinityFilter,ServerGroupAffinityFilter,PciPassthroughFilter,MyCustomFilter"
 
 Hardware Trip/Unmap Support
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