Make default module mapping logic consistent and easy to understand

[purajit]

• Use Python subsystem's default ICs when generating builtin lockfile (Use Python subsystem's default ICs when generating builtin lockfile pantsbuild/pants#20500)
• Update built-in ruff 0.1.6 -> 0.2.1 (Update built-in ruff 0.1.6 -> 0.2.1 pantsbuild/pants#20499)
• add module mapping overrides for some django-* modules (add module mapping overrides for some django-* modules pantsbuild/pants#20504)
• Allow using Ruff to format BUILD files (Allow using Ruff to format BUILD files pantsbuild/pants#20411)
• Allow unmatching "changed" globs (Allow unmatching "changed" globs  pantsbuild/pants#20505)
• plumb through Pex's --check zipapp validation (plumb through Pex's --check zipapp validation pantsbuild/pants#20481)
• upgrade known terraform versions (upgrade known terraform versions pantsbuild/pants#20469)
• Handle unresolved ambiguous entrypoint dependency for PEX as unowned dependency (Handle unresolved ambiguous entrypoint dependency for PEX as unowned dependency pantsbuild/pants#20390)
• Improve build file syntax error (Improve build file syntax error pantsbuild/pants#20493)
• python: improve error message when parsing Python interpreter constraints (python: improve error message when parsing Python interpreter constraints pantsbuild/pants#20297)
• make default module mapping logic consistent and easy to understand
• added more default modules