remove dead link in SAFETY.md (#35122)

* Update SAFETY.md

remove broken link

* Update SAFETY.md

* Update docs/SAFETY.md

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Co-authored-by: Shane Smiskol <shane@smiskol.com>

docs/SAFETY.md

@@ -27,7 +27,7 @@ ensuring two main safety requirements.
    react. This means that while the system is engaged, the actuators are constrained
    to operate within reasonable limits[^1].
 
-For additional safety implementation details, refer to [panda safety model](https://github.com/commaai/panda#safety-model). For vehicle specific implementation of the safety concept, refer to [panda/board/safety/](https://github.com/commaai/panda/tree/master/board/safety).
+For additional safety implementation details, refer to [panda safety model](https://github.com/commaai/panda#safety-model). For vehicle specific implementation of the safety concept, refer to [opendbc/safety/safety](https://github.com/commaai/opendbc/tree/master/opendbc/safety/safety).
 
 **Extra note**: comma.ai strongly discourages the use of openpilot forks with safety code either missing or
   not fully meeting the above requirements.