Merge pull request #13613 from edx/aj/TNL-5644_exposed_icon

common/lib/capa/capa/inputtypes.py

common/lib/capa/capa/templates/annotationinput.html

common/lib/capa/capa/templates/chemicalequationinput.html

common/lib/capa/capa/templates/choicegroup.html

common/lib/capa/capa/templates/choicetext.html

common/lib/capa/capa/templates/codeinput.html

common/lib/capa/capa/templates/crystallography.html

common/lib/capa/capa/templates/designprotein2dinput.html

common/lib/capa/capa/templates/drag_and_drop_input.html

common/lib/capa/capa/templates/editageneinput.html

common/lib/capa/capa/templates/editamolecule.html

common/lib/capa/capa/templates/formulaequationinput.html

common/lib/capa/capa/templates/imageinput.html

common/lib/capa/capa/templates/javascriptinput.html

common/lib/capa/capa/templates/jsinput.html

common/lib/capa/capa/templates/matlabinput.html

common/lib/capa/capa/templates/optioninput.html

common/lib/capa/capa/templates/schematicinput.html

common/lib/capa/capa/templates/solutionspan.html

common/lib/capa/capa/templates/status_span.html