#635 #817 Upgrade to Eclipse 2024-03

• Various changes are present. The most notable ones are:
  • Eclipse/Orbit/Maven version updates.
  • Various dependency changes, and more direct-from-Maven dependencies.
  • Updates to upgrade instructions.
  • Various compatibility, source and configuration changes to keep current.
  • Use -Declipse.e4.inject.javax.warning=false in product launch configurations.
  • CIF simulator has a fix to prevent resource leaks for external user-defined Java functions.
  • Oomph setup has correct settings for XML tooling.

Closes #635 (closed) Addresses #817 (closed)