一部のMFM構文をopt-inに

あとMFMチートシートはMisskey Hubに移動

packages/frontend/src/router.ts

@@ -224,9 +224,6 @@ export const routes = [{
 	path: '/api-console',
 	component: page(() => import('./pages/api-console.vue')),
 	loginRequired: true,
-}, {
-	path: '/mfm-cheat-sheet',
-	component: page(() => import('./pages/mfm-cheat-sheet.vue')),
 }, {
 	path: '/scratchpad',
 	component: page(() => import('./pages/scratchpad.vue')),