feat: add keyboard shortcut to toggle task description edit (#2332)

Co-authored-by: kolaente <k@knt.li>
Reviewed-on: https://kolaente.dev/vikunja/frontend/pulls/2332
Reviewed-by: Dominik Pschenitschni <dpschen@noreply.kolaente.de>

src/components/tasks/partials/description.vue

@@ -24,6 +24,7 @@
 			:placeholder="$t('task.description.placeholder')"
 			:empty-text="$t('task.description.empty')"
 			:show-save="true"
+			edit-shortcut="e"
 			v-model="task.description"
 		/>
 	</div>