Change timer toggle label to 'LINK TIMER', remove 'open a round' text from empty buzzer state

src/public/index.html

@@ -178,7 +178,7 @@
               <span class="side-hint">SEC</span>
             </div>
             <div class="tog-row">
-              <div class="lbl">TIMER</div>
+              <div class="lbl">LINK TIMER</div>
               <label class="tog">
                 <input type="checkbox" id="timer-tog" onchange="toggleTimerFromSwitch()" /><span class="tog-track"></span>
               </label>
@@ -232,7 +232,7 @@
         <div id="tab-buzzer">
           <div class="panel">
             <div class="panel-title">BUZZ ORDER</div>
-            <div class="empty" id="mod-bz-empty">No buzzes — open a round to begin.</div>
+            <div class="empty" id="mod-bz-empty">No buzzes</div>
             <div class="buzz-list" id="mod-bz-list"></div>
           </div>
         </div>