fix: respect array type in wrong-mode pushforward/pullback

[gdalle]

DI source

• In pushforward/pullback, give x/y as a first argument to the map over cartesian indices. This allows array types (e.g. static or GPU) to be preserved.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 92.85%. Comparing base (9a524d3) to head (7c97dd8).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #620      +/-   ##
==========================================
- Coverage   97.71%   92.85%   -4.87%     
==========================================
  Files         112      110       -2     
  Lines        5522     5511      -11     
==========================================
- Hits         5396     5117     -279     
- Misses        126      394     +268     

Flag	Coverage Δ
DI	96.65% <100.00%> (-2.30%)	⬇️
DIT	85.55% <ø> (-9.80%)	⬇️

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