chore: follow the gearlynx no-bios guard out of the header

The guard left gearlynx_core_inline.h for gearlynx_core.cpp, and the
line the tool proposed in its place is SynchronizeComLynx. Following the
content rather than the offer puts it at 249-253.

emulators/gearlynx.yml

@@ -26,7 +26,7 @@ notes: |
 
   No HLE fallback. If the BIOS is not loaded (IsBiosLoaded() returns
   false), RunToVBlank in
-  gearlynx_core_inline.h:31-37 renders a static "no bios" image
+  src/gearlynx_core.cpp:247-255 renders a static "no bios" image
   and returns false, refusing to emulate. The BIOS is required for
   any ROM to run. Homebrew (.o, BS93 format) bypasses the normal
   boot sequence via PrepareForHomebrew() but still requires the BIOS
@@ -44,5 +44,5 @@ files:
     md5: "fcd403db69f54290b51035d82f835e7b"
     crc32: "0d973c9d"
     validation: [size, crc32]
-    source_ref: "platforms/libretro/libretro.cpp:160-202 (load_bootroms), src/media.cpp:504-546 (LoadBios), src/defines.h:52 (GLYNX_BIOS_SIZE=0x200), src/game_db.h:38 (GLYNX_DB_BIOS_CRC=0x0D973C9D), src/gearlynx_core_inline.h:33-37 (no-bios guard)"
+    source_ref: "platforms/libretro/libretro.cpp:160-202 (load_bootroms), src/media.cpp:504-546 (LoadBios), src/defines.h:52 (GLYNX_BIOS_SIZE=0x200), src/game_db.h:38 (GLYNX_DB_BIOS_CRC=0x0D973C9D), src/gearlynx_core.cpp:249-253 (no-bios guard)"
     note: "512-byte boot ROM validated by CRC32 after load. Invalid CRC logs a warning but still works. Missing or wrong-size file blocks emulation entirely (no HLE fallback)."