Fix date typos (#6003)

Author: mdb-ashley

source/release-notes/4.4.txt

@@ -46,7 +46,7 @@ Patch Releases
 
 .. _4.4.28-release-notes:
 
-4.4.28 - Jan 18, 2023
+4.4.28 - Jan 18, 2024
 ~~~~~~~~~~~~~~~~~~~~~
 
 - :issue:`SERVER-77506` Sharded multi-document transactions can mismatch
@@ -65,7 +65,7 @@ Patch Releases
 
 .. _4.4.27-release-notes:
 
-4.4.27 - Jan 3, 2023
+4.4.27 - Jan 3, 2024
 ~~~~~~~~~~~~~~~~~~~~
 
 - :issue:`SERVER-63865` Handle missing index idents during standalone startup