fix(math): correct type signatures for copysign, fmod and curried bindings#253

dbrattli merged 2 commits intomainfable-compiler/Fable.Python:mainfrom

repo-assist/fix-math-type-errors-2026-04-16-da57b165d04a968ffable-compiler/Fable.Python:repo-assist/fix-math-type-errors-2026-04-16-da57b165d04a968fCopy head branch name to clipboard