feedback3 WJ: grey the 折射 line and drop its icon while silenced

The RES bonus was already off. The enemy card now greys a SILENCE-format line from the live silenced flag, and the status row leaves the 折射 icon out while silence is up.

shared/protocol.js

@@ -219,6 +219,8 @@ export function unitStatsEntry(u, s = null) {
     ...statView(cur),
     base: statView(base),
     ...(range ? { range } : {}),
+    // the enemy card greys a SILENCE-format line (折射) from this; absent flags ⇒ not silenced
+    silenced: !!(cur.flags && cur.flags.silence),
   };
 }