fix(home): un-leet the menu link labels

Per mara on #1464: keep l33t only in page headlines, not link labels
(we were overdoing it). H0M3's tiles now read Dashboard / Flow / Logs /
Matrix; the page banner headline stays H0M3.

frontend/packages/dashboard/src/home.html

@@ -25,17 +25,17 @@
     <nav class="home-menu" aria-label="hyperhive surfaces">
 
       <a class="home-tile" href="/">
-        <span class="home-tile-label">◆ D4SHB04RD ◆</span>
+        <span class="home-tile-label">Dashboard</span>
         <span class="home-tile-desc">containers · approvals · system · stats</span>
       </a>
 
       <a class="home-tile" href="/flow.html">
-        <span class="home-tile-label">◆ FL0W ◆</span>
+        <span class="home-tile-label">Flow</span>
         <span class="home-tile-desc">all-agents chat + operator inbox</span>
       </a>
 
       <a class="home-tile" href="/logs.html">
-        <span class="home-tile-label">◆ L0GS ◆</span>
+        <span class="home-tile-label">Logs</span>
         <span class="home-tile-desc">build · agent · system logs</span>
       </a>
 
@@ -43,7 +43,7 @@
            enabled (state.matrix_gui_enabled), mirroring the dashboard
            tab gating so operators without it don't see a dead link. -->
       <a class="home-tile" id="home-tile-matrix" href="/matrix/" hidden>
-        <span class="home-tile-label">◆ M4TR1X ◆</span>
+        <span class="home-tile-label">Matrix</span>
         <span class="home-tile-desc">matrix chat client</span>
       </a>