add hint for reserve dboost in west sand hall

Author: master ninja

region/maridia/inner-green/West Sand Hall.json

@@ -1374,6 +1374,7 @@
       "flashSuitChecked": true,
       "note": [
         "Use the projectile from a fully submerged Evir to boost Samus into the sandfall, providing just enough height to make the first and hardest jump.",
+        "With reserves, if using auto mode instead of pause abuse to tank the hit, set reserves to 1 energy to use maximum knockback frames; 2 would already make it more difficult.",
         "Time the projectile to hit Samus when at the maximum height from a jump.",
         "The hit must be on the right side of Samus and with no inputs held, but also hold forward during the damage knockback to move through the sandfall.",
         "Getting a good jump while on the right side of the next floating block can get Samus to the leftmost block.",