codespellrc: resolve spelling in comment

Author: jhauga

.codespellrc

@@ -50,7 +50,7 @@
 
 # Vertexes - FreeCAD shape sub-elements used as property of obj.Shape
 
-# FO - tasklist opiton /FO to format running task output
+# FO - tasklist option /FO to format running task output
 
 ignore-words-list = numer,wit,aks,edn,ser,ois,gir,rouge,categor,aline,ative,afterall,deques,dateA,dateB,TE,FillIn,alle,vai,LOD,InOut,pixelX,aNULL,Wee,Sherif,queston,Vertexes,nin,FO