David Aja is on connect now, definitely not the person for chronicle.…

… Mark Tucker is the lead for chronicle so I'm adding him instead

.github/CODEOWNERS

@@ -11,8 +11,8 @@
 /examples/connect/* @aronatkins @dbkegley @christierney @zackverham
 
 # posit-chronicle resources
-/charts/posit-chronicle/* @matt-urbina @edavidaja @AshleyHenry15
-/ci/posit-chronicle/* @matt-urbina @edavidaja @AshleyHenry15
+/charts/posit-chronicle/* @matt-urbina @AshleyHenry15 @markrtucker
+/ci/posit-chronicle/* @matt-urbina @AshleyHenry15 @markrtucker
 
 # rstudio-workbench resources
 /charts/rstudio-workbench/* @GCrev @zachhannum