Resolve "Fix missing toString for `Cleanup` in SessionType"

ReleaseNotes.md

@@ -9,6 +9,7 @@
 - cta/CTA#485 - Check disk file metadata on delete requests
 - cta/CTA#634 - Fix crash of ctafrontend in initialisation for missing config values
 - cta/CTA#666 - Fix drive status activity field not being properly reset
+- cta/CTA#502 - Fix string representation for Cleanup session type
 
 ### Continuous Integration
 - cta/CTA#615 - Going to xrdfs xattr API for EOS5 extended attribute tests (EOS >= 5.2.17)

tapeserver/session/SessionType.cpp

@@ -30,6 +30,8 @@ std::string toString(SessionType type) {
     return "Label";
   case SessionType::Undetermined:
     return "Undetermined";
+  case SessionType::Cleanup:
+    return "Cleanup";
   default:
     {
       std::stringstream st;