Update some TODO comments

code/cli/munki/managedsoftwareupdate/msuutils.swift

@@ -336,7 +336,7 @@ func doInstallTasks(doAppleUpdates: Bool = false, onlyUnattended: Bool = false)
             if munkiUpdatesContainItemWithInstallerType("startosinstall") {
                 Report.shared.save()
                 // install macOS
-                // TODO: implement this (install macOS)
+                // TODO: implement this (install macOS via startOSInstall)
             }
         }
     }

code/cli/munki/shared/osinstaller.swift

@@ -120,7 +120,7 @@ func generateInstallableCondition(_ models: [String]) -> String {
     return predicates.joined(separator: " OR ")
 }
 
-// TODO: implement setup_authrestart_if_applicable()
+// TODO: implement setup_authrestart_if_applicable() (not needed unless we implement support for StartOSInstall)
 
 // TODO: implement StartOSInstallRunner and related functions