Add changelog entry

Author: TheMarex

CHANGELOG.md

@@ -5,6 +5,7 @@
       - FIXED: Fix inefficient osrm-routed connection handling [#6113](https://github.com/Project-OSRM/osrm-backend/pull/6113)
     - Misc:
       - FIXED: Fix bug with reading Set values from Lua scripts. [#6285](https://github.com/Project-OSRM/osrm-backend/pull/6285)
+      - FIXED: Bug in bicycle profile that caused exceptions if there is a highway=bicycle in the data.
     - Build:
       - CHANGED: Configure Undefined Behaviour Sanitizer. [#6290](https://github.com/Project-OSRM/osrm-backend/pull/6290)
       - CHANGED: Use Conan instead of Mason to install code dependencies. [#6284](https://github.com/Project-OSRM/osrm-backend/pull/6284)