doc: release-notes-2.7: update release notes for disk drivers

Update release notes for disk drivers.

Signed-off-by: Johann Fischer <[email protected]>

Author: jfischer-no

doc/releases/release-notes-2.7.rst

@@ -330,15 +330,13 @@ Drivers and Sensors
 * Disk
 
   * Added SDMMC support on STM32L4+
+  * STM32 SDMMC now supports SDIO enabled devices
+  * Added USDHC support for i.MX RT685
 
 * Display
 
   * Added support for ST7735R
 
-* Disk
-
-  * STM32 SDMMC now supports SDIO enabled devices
-
 * DMA
 
   * Added Atmel SAM XDMAC reload support