feat: Update monthly challenges main page on the website for Hacktoberfest 2025 (#1398)

* update monthly challenges main page

* Prettified Code!

---------

Co-authored-by: adiati98 <adiati98@users.noreply.github.com>

Author: adiati98

src/app/monthlychallenges/page.tsx

@@ -251,15 +251,16 @@ const challengeList: Challenge[] = [
 		],
 	},
 	{
+		current: true,
 		title: 'Hacktoberfest',
 		subtitle: `Participate in open source, learn, and have fun!`,
 		description: (
 			<>
 				<p>
 					This challenge is always run during October and was our first-ever
-					monthly challenge. We have three tracks: maintainers will provide
-					issues labeled for Hacktoberfest, contributors will solve issues, and
-					mentors will help contributors and maintainers be successful.
+					monthly challenge. Open source maintainers will provide issues for
+					Hacktoberfest, contributors will solve issues, and the community will
+					support contributors and maintainers during this challenge.
 				</p>
 				<p>
 					Learn more about this challenge in{' '}
@@ -269,16 +270,19 @@ const challengeList: Challenge[] = [
 					.
 				</p>
 				<p>
-					To view all of the details, including a list of VC-approved
-					repositories to contribute to,{' '}
-					<Link href="/monthlychallenges/oct-2024">
-						check out the October monthly challenge page
+					To view all of the details of this year's challenge,{' '}
+					<Link href="/monthlychallenges/fall-2025">
+						check out the Fall 2025 challenge page
 					</Link>
 					.
 				</p>
 			</>
 		),
 		links: [
+			{
+				href: '/monthlychallenges/oct-2024',
+				title: 'October, 2024',
+			},
 			{
 				href: '/monthlychallenges/oct-2023',
 				title: 'October, 2023',
@@ -294,7 +298,6 @@ const challengeList: Challenge[] = [
 		],
 	},
 	{
-		current: true,
 		title: 'Preptember',
 		subtitle: `Get your open source projects ready and build confidence!`,
 		description: (