fix(web): remove duplicate loadAllEquipmentCards call in startOps

startOps() was calling loadAllEquipmentCards() redundantly — the
units-loaded event listener already calls it after loadUnits()
completes. This caused two parallel requests to /api/unit/:id/detail
for every unit on page load.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

web/js/ops.js

@@ -192,7 +192,6 @@ function renderOpsEquipments(equipments) {
 
 export function startOps() {
   renderOpsUnits();
-  loadAllEquipmentCards();
 
   dom.batchStartAutoBtn?.addEventListener("click", () => {
     apiFetch("/api/control/unit/batch-start-auto", { method: "POST" })