data: Add firebrand rune to cq untamed

Author: marcustyphoon

src/assets/presetdata/preset-extras.yaml

@@ -3237,7 +3237,8 @@ list:
             "krait": {},
             "mad-king": {},
             "afflicted": {},
-            "thorns": {}
+            "thorns": {},
+            "firebrand": {}
           },
           "Relics": {
             "fractal-relic": {}