doc: update of tool OS support table

Updated the table in the Supported operating systems table
for proprietary tools. NRFU-1715.

Signed-off-by: Grzegorz Ferenc <[email protected]>

Author: greg-fer

doc/nrf/installation/recommended_versions.rst

@@ -328,11 +328,11 @@ For firmware OS support, see :ref:`the table at the top of the page <supported_O
     - ARM64
   * - `Windows 11`_
     - n/a
-    - Tier 3
+    - Tier 1
     - Not supported
   * - `Windows 10`_
     - Tier 3
-    - Tier 1
+    - Tier 3
     - Not supported
   * - `Linux - Ubuntu 24.04 LTS`_
     - Not supported
@@ -352,16 +352,16 @@ For firmware OS support, see :ref:`the table at the top of the page <supported_O
     - Tier 3
   * - `macOS 15`_
     - n/a
-    - Tier 3
-    - Tier 3
+    - Tier 1
+    - Tier 1
   * - `macOS 14`_
     - n/a
     - Tier 3
     - Tier 3
   * - `macOS 13`_
     - n/a
-    - Tier 1
-    - Tier 1
+    - Tier 3
+    - Tier 3
 
 Tier definitions
   .. toggle:: Support levels

doc/nrf/releases_and_maturity/releases/release-notes-changelog.rst

@@ -39,6 +39,7 @@ IDE, OS, and tool support
   * The required `SEGGER J-Link`_ version to v8.76.
   * Steps on the :ref:`install_ncs` page for installing the |NCS| and toolchain together.
     With this change, the separate steps to install the toolchain and the SDK were merged into a single step.
+  * The table listing :ref:`supported operating systems for proprietary tools <additional_nordic_sw_tools_os_support>`: Windows 11 is now Tier 1, Windows 10 is now Tier 3, macOS 15 is now Tier 1, and macOS 13 is now Tier 3.
 
 Board support
 =============