docs: add HA-Sim Test Tool wiki pages Add three dedicated wiki pages for the ha_sim_test tool: - HA-Sim-Test-Tool.md: overview, quick start, prerequisites, reports - HA-Sim-Test-Options.md: all CLI flags, env vars, and examples - HA-Sim-Test-Recipes.md: full recipe table (73 recipes, 449 checks) Update existing pages to link to the new pages: - _Sidebar.md: replace anchor link with nested page links - Device-Simulator.md: replace inline section with summary + links - Development-Guide.md: update command and link - Debugging-and-Troubleshooting.md: update command and link