add spring ball bounce variant

Author: blkerby

region/tourian/main/Metroid Room 3.json

@@ -1220,6 +1220,11 @@
           "canWalljump",
           "SpaceJump",
           "canSpringFling",
+          {"and": [
+            "canMidAirMorph",
+            "h_useSpringBall",
+            "canTrickyJump"
+          ]},
           "canBombHorizontally",
           "canTrickyUseFrozenEnemies",
           {"acidFrames": 20}