baloo5: update to 5.108.0

5.100
  [TermGeneratorTest] Reduce code duplication
  Correct and simplify OrpostingIterator constructor
  Convert kded metadata to JSON
5.103
  Fix automoc issues on generated DBus source files
  Don't skip automoc for DBus interfaces
5.104
  extactor: add KAboutData
5.105
  Add conventional python virtual-env folder to exclude filters
  [TermGenerator] Skip all unprintable characters
  Define the translation domain of BalooEngine
5.106
  baloosearch: Inform the user when the specified dir is not canonical
  Aggressively resource constrain baloo_file
5.107
  Use common helper for Property/JSON conversion
  Don't install D-Bus interfaces without BUILD_INDEXER_SERVICE
  [IdTreeDB] Consolidate put/del into common set
  Cleanup some leftover stale code
  [balooshow] Improve display of property and plaintext terms
5.108
  [Document] Fix parameter name for setParentId
  [WriteTransaction] Avoid false warning when removing empty xattr terms
  [DocumentUrlDB] Remove recursive removal of parent directories
  [AdvancedQueryParser] Correctly parse empty quoted strings
  [UnindexedFileIndexer] Split into multiple transactions
  [FirstRunIndexer] Split initial index run into multiple transactions
  Fix signedness mismatch compiler warning
  [UnindexedFileIndexer] Skip document when BasicIndexingJob fails
  [Transaction] Allow to fully reset the transaction state
  [Transaction] Use unique_ptr for write transaction
  Verify parentId when adding documents
  [DatabaseDbis] Use default member initializers instead of constructor

(markd)