Fix items from docs meeting

Author: josh-collinsworth

_components/LandingPage.tsx

@@ -111,15 +111,15 @@ export default function LandingPage() {
           own? Check out our{" "}
           <a
             href="https://github.com/denoland/deno-docs?tab=readme-ov-file#examples"
-            class="text-primary hover:underline focus:underline"
+            class="text-primary underline"
           >
             GitHub repository
           </a>.
         </p>
         <p>
           <a
             href="/runtime/contributing/examples/"
-            class="text-primary hover:underline focus:underline text-center mt-4 font-bold"
+            class="text-primary underline mt-4 font-bold"
           >
             Commit an example and we'll send you stickers!
           </a>

_components/SidebarNav.tsx

@@ -133,7 +133,7 @@ function SidebarCategoryHeading(props: {
   isActive?: boolean;
 }) {
   return (
-    <h2 class="block uppercase py-2 pr-4 mt-4 text-foreground-secondary font-bold leading-none tracking-wide !border-0">
+    <h2 class="block uppercase py-2 pr-4 mt-4 text-foreground-secondary font-bold leading-[1.2] text-balance tracking-wide !border-0">
       {props.title}
     </h2>
   );