databases/postgresql-plv8js: update to 3.2.4
Changes:
- fix GUC assignment issue
- fix possible out of bounds in windowing
- better handling of composite types
- add named composite record support
- better management of in/out/inout variables
- more removal of unsupported postgres version
- patch v8 build from breaking macos 15.5 change
- fix macro attribute access (enables pg 18 support)
- additional checks for plv8 external arrays