anchor.diff:  * Use setIfSeqNo(...) and setIfPrimaryTerm(...) for updating watch status if all nodes are at least on 6.7.0 {pull}40888[#40888] (issue: {issue}40841[#40841])
   
   Highlighting::
  +* Unified highlighter should ignore terms that target the _id field {pull}41275[#41275] (issue: {issue}37525[#37525])
   * Unified highlighter should respect no_match_size with number_of_fragments set to 0 {pull}41069[#41069] (issue: {issue}41066[#41066])
   
   Infra/Core::
  
positive.code: [float]
  === Enhancements
  
  Distributed::
  * Avoid background sync on relocated primary {pull}40800[#40800] (issue: {issue}40731[#40731])
  
  
negative.code: Infra/Scripting::
  * Correct bug in ScriptDocValues {pull}40864[#40864] (issue: {issue}40488[#40488])
  * Correct bug in ScriptDocValues {pull}40488[#40488]
  
  Infra/Settings::
  * Always check for archiving broken index settings {pull}41209[#41209]
  
  Machine Learning::
  * [ML] checking if p-tasks metadata is null before updating state {pull}41091[#41091] (issue: {issue}41090[#41090])
  