refactor(TeacherProjectService): Move branch description functions to ProjectAuthoringStepComponent#1906

hirokiterashima merged 2 commits intodevelopWISE-Community/WISE-Client:developfrom

refactor-teacherProjectService-move-branch-description-functions-to-projectAuthoringStepComponentWISE-Community/WISE-Client:refactor-teacherProjectService-move-branch-description-functions-to-projectAuthoringStepComponentCopy head branch name to clipboard