Update util.ts

Author: mon-jai

src/util.ts

@@ -78,8 +78,10 @@ export async function archiveConversation(browser: Browser, id: string) {
       while (matIcons.length > 0) {
         const matIcon = matIcons[0]!
         const iconName = matIcon.getAttribute("fonticon")
+        const size = getComputedStyle(matIcon).fontSize
+
         const img = document.createElement("img")
-        img.src = `https://fonts.gstatic.com/s/i/short-term/release/materialsymbolsoutlined/${iconName}/default/${getComputedStyle(matIcon).fontSize}.svg`
+        img.src = `https://fonts.gstatic.com/s/i/short-term/release/materialsymbolsoutlined/${iconName}/default/${size}.svg`
         matIcon.insertAdjacentElement("afterend", img)
         matIcon.remove()
       }