fix(m9/T26b): replace lock-badge emoji with text label (CLAUDE.md no-emoji)

Also fix misleading "below" → "above" in the staleness banner: the
Effective inherited set card renders above the main editor area.

src/ZB.MOM.WW.ScadaBridge.CentralUI/Components/Pages/Design/TemplateEdit.razor

@@ -298,7 +298,7 @@
                 <i class="bi bi-info-circle me-1"></i>
                 <strong>Base template changed</strong> —
                 @_resolved.Staleness.DifferingMemberCount inherited member(s) differ from this template's stored copy.
-                The effective set below reflects the live base; a deploy resolves fresh.
+                The effective set above reflects the live base; a deploy resolves fresh.
             </div>
         }
 
@@ -552,7 +552,7 @@
                             <td>
                                 @if (m.IsBaseLocked)
                                 {
-                                    <span class="badge bg-warning text-dark" title="A base template forbids overriding this member.">🔒 Base-locked</span>
+                                    <span class="badge bg-warning text-dark" title="A base template forbids overriding this member.">Base-locked</span>
                                 }
                                 else if (m.IsLocked)
                                 {