fix commuting evolution bug

[albi3ro]

Fixes #2520

There was some confusion as to the parameters, and during expansion, both ApproxTimeEvolution and its decomposition were being queued.

[codecov]

Codecov Report

Merging #2542 (dd11f25) into master (d981044) will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master    #2542   +/-   ##
=======================================
  Coverage   99.57%   99.57%           
=======================================
  Files         243      243           
  Lines       19438    19438           
=======================================
  Hits        19355    19355           
  Misses         83       83           

Impacted Files	Coverage Δ
...ylane/templates/subroutines/commuting_evolution.py	100.00% <100.00%> (ø)

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[albi3ro]

[sc-18955]

[antalszava]

Awesome catch! 🎉 One more test case could be nice to add. The example from the issue executes well locally.

[josh146]

Nice fix @albi3ro!