test: add tests for sys, html and time stdlib modules#258

dbrattli merged 3 commits intomainfable-compiler/Fable.Python:mainfrom

repo-assist/tests-sys-html-time-2026-04-18-60a642646bf518c7fable-compiler/Fable.Python:repo-assist/tests-sys-html-time-2026-04-18-60a642646bf518c7Copy head branch name to clipboard