/fps & /framerate cmds conflict with merc icon detection

**Botty Version**
Master branch, latest commit from aeon0 (https://github.com/Ricola3D/botty/commit/22ab86b3877e441a61cfb46f43bf5b368d8251cf).

**Describe the bug**
/fps & /framerate cmds that can overlap merc icon and provok a repeating "Could not find resurrect btn. Should not happen! Continue..." because merc is alive