LibJF

Commits in Release 3.15.0:

• feat: switch loggers to System.Logger and update dependencies
• fix(base): Separate bootstrap stage with fallback JPL->JUL->our JPL logger redirection
• chore: add comments explaining the logging system
• build: update build for changes in scripts
• build: remove unneeded isFabric check
• feat: port to commons 1.7
• fix: consistently use SerializationMode
• feat: update to 1.20.5-rc2
• style(data-manipulation): Use ScopedValue instead of map from thread ID to value
• feat: update to 1.20.5