optionsoverlay.c: Turok-style regroup - DISPLAY/GRAPHICS split, BOND FILE absorbs music/FX, designated rows, overflow log, file-scope title annotation (D353)

docs/dev/findings-index.csv

@@ -230,3 +230,4 @@ D349,PARTIAL,GE watch settings are not normally saved to the Bond file:,ANALYZED
 D350,PARTIAL,Watch-backed PC options:,"PARTIAL (implemented; user reports tests good, review pending):"
 D351,FIXED,Existing D346 value/unit rows had positional initializers shifted into hidePtr:,"FIXED (port-only): designated row initializers restore unit, deadzone divisor and hide-if-auto fields; build clean, headless smoke clean."
 D352,FIXED,D350 review of 1303c0eb:,"FIXED (port-only, port/src/watchsettings.c):"
+D353,FIXED,Turok-style settings regrouping:,"FIXED (port-only, optionsoverlay.c/frontoptions.c):"