Merge pull request #93892 from dfitzmau/OSDOCS-13478-tidy

OSDOCS-13478-tidy: Updated tables in 4.19 release notes

Author: dfitzmau

release_notes/ocp-4-19-release-notes.adoc

@@ -713,11 +713,6 @@ In the following tables, features are marked with the following statuses:
 |====
 |Feature |4.17 |4.18 |4.19
 
-|OpenShift SDN network plugin
-|Removed
-|Removed
-|Removed
-
 |iptables
 |Deprecated
 |Deprecated
@@ -1232,16 +1227,6 @@ In the following tables, features are marked with the following statuses:
 |On-cluster RHCOS image layering
 |Technology Preview
 |Technology Preview
-|Technology Preview
-
-|Node disruption policies
-|General Availability
-|General Availability
-|General Availability
-
-|Updating boot images for GCP clusters
-|General Availability
-|General Availability
 |General Availability
 
 |Updating boot images for AWS clusters