Update Community Call Dates (#10436)

Signed-off-by: AlexFenlon <a.fenlon@f5.com>

Author: AlexFenlon

README.md

@@ -32,16 +32,18 @@ We value community input and would love to see you at the next community call. A
 
 | **Community Call Dates** |
 | ------------------------ |
-| **2026-02-23**           |
-| **2026-03-09**           |
-| **2026-03-23**           |
-| **2026-04-07**           |
-| **2026-04-20**           |
-| **2026-05-05**           |
-| **2026-05-18**           |
-| **2026-06-02**           |
-| **2026-06-15**           |
-| **2026-06-29**           |
+| **2026-07-13**           |
+| **2026-07-27**           |
+| **2026-08-10**           |
+| **2026-08-24**           |
+| **2026-09-07**           |
+| **2026-09-21**           |
+| **2026-10-05**           |
+| **2026-10-19**           |
+| **2026-11-02**           |
+| **2026-11-16**           |
+| **2026-11-30**           |
+| **2026-12-14**           |
 
 You can also join the [NGINX Community Forum](https://community.nginx.org) to chat about the NGINX Ingress Controller.