Add March 2026 meetup and move Jan 2026 to archive on NC RG page

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: gaurav

pages/ag/rg-north-carolina.md

@@ -32,10 +32,12 @@ organize more structured events in the future.
 
 ## Upcoming meetups
 
-- January 21, 2026 at 5pm ET: [January Meetup]({{site.baseurl}}/events/2026/2026-01-rg-nc-meetup/), virtual.
+None currently scheduled — check back soon!
 
 ## Archive of past meetups
 
+- March 24, 2026 at 5pm ET: [March Meetup]({{site.baseurl}}/events/2026/2026-03-rg-nc-meetup/) at [Boxyard RTP](https://boxyard.rtp.org/vendors/), 900 Park Offices Drive, Durham, NC 27709.
+- January 21, 2026 at 5pm ET: [January Meetup]({{site.baseurl}}/events/2026/2026-01-rg-nc-meetup/), virtual.
 - October 21, 2025 at 5pm ET: [October Meetup]({{site.baseurl}}/events/2025/2025-10-rg-nc-meetup/) at [Namu](https://www.yelp.com/biz/namu-durham), 5420 Durham-Chapel Hill Blvd, Durham, NC 27707.
 - September 16, 2025 at 5pm ET: [Meetup 1]({{site.baseurl}}/events/2025/2025-09-rg-nc-meetup-1/) at [Namu](https://www.yelp.com/biz/namu-durham), 5420 Durham-Chapel Hill Blvd, Durham, NC 27707.