libucl 0.9.4

What's Changed

Bug Fixes

• Fix double comma in JSON emission for consecutive implicit arrays (#312)
• Add ucl_object_iterate_end() to fix iterator memory leak on early exit
• Fix potential null pointer dereference in ucl_hash_sort function
• Fix ucl_object_replace_key to return true on new insert
• Reset length during object copy
• Add null check in ucl_object_reserve

Build

• Skip building POSIX-only tests on Windows (fixes MSVC CI)