fix(app): Fix labware misaligned with stacker hopper (#18934)

Author: SyntaxColoring

components/src/hardware-sim/BaseDeck/BaseDeck.tsx

@@ -89,9 +89,15 @@ export interface HopperLabwareProps {
 // these ugly consts are unfortunately necessary as the hopper location exists
 // outside of our deck definition so the render doesn't follow our normal conventions
 export const STACKER_MODULE_Y_OFFSET = -6
-export const STACKER_HOPPER_LABWARE_X_OFFSET = 178.5
-export const STACKER_HOPPER_LABWARE_Y_OFFSET = 7
+// todo(mm, 2025-07-16): 17.5 mm is a by-eye adjustment that takes us from a little bit
+// left of the hopper to inside the hopper. The fact that we were 17.5 mm left in the
+// first place is weird, and suggests we're doing wrong math somewhere. A more normal
+// thing to expect here would be starting at the extended shuttle position and needing
+// an offset of hundreds of mm to go from there to inside the hopper.
+export const STACKER_HOPPER_LABWARE_X_OFFSET = 17.5
+export const STACKER_HOPPER_LABWARE_Y_OFFSET = 6
 export const STACKER_DECK_VIEW_BOX_EXPANSION = 220
+
 interface BaseDeckProps {
   deckConfig: DeckConfiguration
   robotType: RobotType