Fix documentation so UCIS example compiles. (#11541)

docs/feature_unicode.md

@@ -87,7 +87,7 @@ const qk_ucis_symbol_t ucis_symbol_table[] = UCIS_TABLE(
     UCIS_SYM("poop", 0x1F4A9),                // 💩
     UCIS_SYM("rofl", 0x1F923),                // 🤣
     UCIS_SYM("cuba", 0x1F1E8, 0x1F1FA),       // 🇨🇺
-    UCIS_SYM("look", 0x0CA0, 0x005F, 0x0CA0), // ಠ_ಠ
+    UCIS_SYM("look", 0x0CA0, 0x005F, 0x0CA0)  // ಠ_ಠ
 );
 ```