doc: release notes: add LVGL zephyr regions options

Add description of new LVGL Kconfig options to specify the
zephyr regions used by LVGL.

Signed-off-by: Alain Volmat <[email protected]>

Author: Alain Volmat

doc/releases/release-notes-4.3.rst

@@ -145,6 +145,15 @@ New APIs and options
   * :c:macro:`K_THREAD_HW_SHADOW_STACK_ATTACH`
   * :c:macro:`k_thread_hw_shadow_stack_attach`
 
+* LVGL (Light and Versatile Graphics Library)
+
+  * Introduced 4 new Kconfig options to specify Zephyr memory regions for placing the memory pool and
+    rendering buffers
+    * :kconfig:option:`CONFIG_LV_Z_MEMORY_POOL_ZEPHYR_REGION`
+    * :kconfig:option:`CONFIG_LV_Z_MEMORY_POOL_ZEPHYR_REGION_NAME`
+    * :kconfig:option:`CONFIG_LV_Z_VDB_ZEPHYR_REGION`
+    * :kconfig:option:`CONFIG_LV_Z_VDB_ZEPHYR_REGION_NAME`
+
 * Logging:
 
   * Added rate-limited logging macros to prevent log flooding when messages are generated frequently.