Add Matplotlib Triage session (#866)

* Add Matplotlib Triage session

* Fix syntax

Author: melissawm

calendars/matplotlib.yaml

@@ -38,11 +38,23 @@ events:
 
       Meeting notes: https://hackmd.io/@matplotlib
 
-    begin: 2023-03-07 11:00:00 +00:00
-    end: 2023-03-07 12:00:00 +00:00
+    begin: 2026-09-01 11:00:00 +00:00
+    end: 2026-09-01 12:00:00 +00:00
     url: https://numfocus-org.zoom.us/j/88077871096?pwd=bTxkJRug4Lmr8AiR9jNyntxBS4yGDe.1
     ics: RRULE:FREQ=MONTHLY;BYDAY=1TU;INTERVAL=2
 
+  - summary: Matplotlib New Contributors Meeting - Triage Edition
+    description: |
+      For this month's new contributor meeting, we're hosting a session to walk through how to do issue and PR triage on the Matplotlib GitHub repo.
+
+      Whether you've never contributed before or just want to help the project run smoother — you're welcome to join.
+
+      Meeting notes: https://hackmd.io/@matplotlib/triage0726
+
+    begin: 2026-07-14 14:00:00 +00:00
+    end: 2026-07-14 15:00:00 +00:00
+    url: https://numfocus-org.zoom.us/j/88077871096?pwd=bTxkJRug4Lmr8AiR9jNyntxBS4yGDe.1
+
   - summary: Matplotlib Documentation Meeting
     description: |
       Meeting every other week to discuss all things Matplotlib documentation.