fix(photonics2d): provide default value for num_optimization_steps#225

mkeeler43 merged 1 commit intomainIDEALLab/EngiBench:mainfrom

224-photonics2doptimize-raises-keyerror-num_optimization_steps-after-config-refactorIDEALLab/EngiBench:224-photonics2doptimize-raises-keyerror-num_optimization_steps-after-config-refactorCopy head branch name to clipboard