fix: tyop in toolbar component.
fix: tyop in toolbar component.
jdfreder/nteract,nteract/composition,nteract/nteract,rgbkrk/nteract,rgbkrk/nteract,jdfreder/nteract,rgbkrk/nteract,nteract/nteract,rgbkrk/nteract,nteract/nteract,nteract/composition,nteract/composition,jdfreder/nteract,jdfreder/nteract,nteract/nteract,nteract/nteract,rgbkrk/nteract