docs: releases: Add DMA release notes for 3.5

Adds notable bug fixes, driver additions, and feature additions to the
DMA API and drivers in 3.5.

Signed-off-by: Tom Burdick <thomas.burdick@intel.com>

doc/releases/release-notes-3.5.rst

@@ -311,6 +311,14 @@ Drivers and Sensors
 
 * DMA
 
+  * Added support for NXP S32K to the eDMA driver
+  * Added support for NXP SMARTDMA
+  * Added support for NXP Pixel Pipeline (PXP) for display acceleration
+  * Added support for DMA get_status() to the SAM XDMAC driver
+  * Fixes for Intel HDA driver for L1 entry/exit, explicit SCS (sample container) settings
+  * Fixes for STM32U5 enables error interrupts, fixes block size and data size configuration
+  * Better Kconfig options for tuning static memory usage in NXP LPC driver
+
 * EEPROM
 
   * Added support for Fujitsu MB85RCxx series I2C FRAM (:dtcompatible:`fujitsu,mb85rcxx`).