doc: releases: document queue len functions

JordanYates · JordanYates · commit 4f7506064f23 · 2025-09-06T15:22:38.000+10:00
Document the new queue length functions.

Signed-off-by: Jordan Yates &lt;jordan@embeint.com&gt;
diff --git a/doc/releases/release-notes-4.3.rst b/doc/releases/release-notes-4.3.rst
@@ -143,6 +143,9 @@ New APIs and options
   * :c:macro:`K_THREAD_HW_SHADOW_STACK_ARRAY_DEFINE`
   * :c:macro:`K_THREAD_HW_SHADOW_STACK_ATTACH`
   * :c:macro:`k_thread_hw_shadow_stack_attach`
+  * :c:func:`k_fifo_len`
+  * :c:func:`k_lifo_len`
+  * :c:func:`k_queue_len`
 
 * Logging:
 
