:art: Improve action.ts (#13376)

app/src/protyle/render/av/action.ts

@@ -534,7 +534,7 @@ ${window.siyuan.languages.insertRowBefore.replace("${x}", '<span class="fn__spac
             menu.addItem({
                 icon: "iconAfter",
                 label: `<div class="fn__flex" style="align-items: center;">
-${window.siyuan.languages.insertRowAfter.replace("${x}", '<span class="fn__space"></span><input style="width:64px" type="number" step="1" min="1" placeholder="${window.siyuan.languages.enterKey}" class="b3-text-field" value="1"><span class="fn__space"></span>')}
+${window.siyuan.languages.insertRowAfter.replace("${x}", `<span class="fn__space"></span><input style="width:64px" type="number" step="1" min="1" placeholder="${window.siyuan.languages.enterKey}" class="b3-text-field" value="1"><span class="fn__space"></span>`)}
 </div>`,
                 bind(element) {
                     const inputElement = element.querySelector("input");