feat: add cuda.compute kernels

[maxymnaumchyk]

Closes #4186, #4187, #4188

[maxymnaumchyk]

[codecov]

Codecov Report

❌ Patch coverage is 63.04348% with 17 lines in your changes missing coverage. Please review.
✅ Project coverage is 83.70%. Comparing base (722a1b9) to head (48c2ed5).
⚠️ Report is 3 commits behind head on main.
✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
src/awkward/_connect/cuda/_compute.py	63.04%	17 Missing ⚠️

Additional details and impacted files

Files with missing lines	Coverage Δ
src/awkward/_backends/cupy.py	100.00% <ø> (ø)
src/awkward/_connect/cuda/_compute.py	44.38% <63.04%> (+1.63%)	⬆️

... and 5 files with indirect coverage changes