Adds dates for 2.11.6 & 2.11.7

Author: AArdeev

doc/release/2.11.0.rst

@@ -3,7 +3,7 @@ Tarantool 2.11 (LTS)
 
 Release date: May 24, 2023
 
-Releases on GitHub: :tarantool-release:`2.11.5`, :tarantool-release:`2.11.4`, :tarantool-release:`2.11.3`, :tarantool-release:`2.11.2`, :tarantool-release:`2.11.1`, :tarantool-release:`2.11.0`
+Releases on GitHub: :tarantool-release:`2.11.7`, :tarantool-release:`2.11.6`, :tarantool-release:`2.11.5`, :tarantool-release:`2.11.4`, :tarantool-release:`2.11.3`, :tarantool-release:`2.11.2`, :tarantool-release:`2.11.1`, :tarantool-release:`2.11.0`
 
 The 2.11 release of Tarantool includes many new features and fixes.
 This document provides an overview of the most important features for the Enterprise and Community editions.

doc/release/calendar.rst

@@ -26,6 +26,16 @@ after the specified date.
             -   End of life
             -   End of support
 
+        *   -   `2.11.7 LTS <https://github.com/tarantool/tarantool/releases/tag/2.11.7>`_
+            -   May 29, 2025
+            -   May 24, 2025
+            -   Not planned yet
+
+        *   -   `2.11.6 LTS <https://github.com/tarantool/tarantool/releases/tag/2.11.6>`_
+            -   February 24, 2025
+            -   May 24, 2025
+            -   Not planned yet
+
         *   -   `2.11.5 LTS <https://github.com/tarantool/tarantool/releases/tag/2.11.5>`_
             -   November 22, 2024
             -   May 24, 2025