fix: point twice-shifted refs at their code

emulators/beetle_vb.yml

@@ -14,7 +14,7 @@ notes: |
   Libretro port of Mednafen's Virtual Boy emulation module.
   No external BIOS or firmware files. The Virtual Boy has no boot
   ROM; the V810 CPU executes directly from the game ROM mapped at
-  0x07000000. Load() in libretro.cpp:1833 takes only ROM data.
+  0x07000000. Load() in libretro.cpp:1810 takes only ROM data.
   Upstream Mednafen supports an optional vb.pal palette file
   (Documentation/vb.html); the libretro port handles palette via
   core options instead.