Found explicit type declarations - anti pattern

Author: LucidSamuel

src/components/UpgradeTableOfContents.tsx

@@ -79,7 +79,7 @@ const TableOfContentsLink: React.FC<IPropsTableOfContentsLink> = ({
     isActive = window.location.hash === url
   }
   const isNested: boolean = depth === 2
-  let classes: string = ""
+  let classes = ""
   if (isActive) {
     classes += " active"
   }