DOCSP-29383 fix date in 1.19 release notes (#1310)

Author: jwilliams-mongo

source/release-notes.txt

@@ -22,7 +22,7 @@ Release Notes for |k8s-op-full|
 |k8s-op-full| 1.19.1
 ~~~~~~~~~~~~~~~~~~~~
 
-*Released 2022-03-30*
+*Released 2023-03-30*
 
 This release fixes an issue that prevented upgrading the |k8s-op-short| to 1.19.0.
 Upgrade to this release.
@@ -144,7 +144,7 @@ Bug Fixes
 |k8s-op-full| 1.19.0
 ~~~~~~~~~~~~~~~~~~~~
 
-*Released 2022-03-28*
+*Released 2023-03-28*
 
 Breaking Changes
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