doc/releases: v2.6.0: minor updates

* Added a bullet about new storage subsystem feature
* Moved disk subsystem changes into disk section

Signed-off-by: Kumar Gala <[email protected]>

Author: galak

doc/releases/release-notes-2.6.rst

@@ -96,14 +96,7 @@ Deprecated in this release
 * The ``CONFIG_OPENOCD_SUPPORT`` Kconfig option has been deprecated in favor
   of ``CONFIG_DEBUG_THREAD_INFO``.
 
-* Disk drivers (``disk_access_*.c``) are moved to ``drivers/disk`` and renamed
-  according to their function. Driver's Kconfig options are revised and renamed.
-  SDMMC host controller drivers are selected when the corresponding node
-  in devicetree is enabled. Following application relevant Kconfig options
-  are renamed: ``CONFIG_DISK_ACCESS_RAM`` -> `CONFIG_DISK_DRIVER_RAM`,
-  ``CONFIG_DISK_ACCESS_FLASH`` -> `CONFIG_DISK_DRIVER_FLASH`,
-  ``CONFIG_DISK_ACCESS_SDHC`` -> `CONFIG_DISK_DRIVER_SDMMC`.
-  Disk API header ``<include/disk/disk_access.h>`` is deprecated in favor of
+* Disk API header ``<include/disk/disk_access.h>`` is deprecated in favor of
   ``<include/storage/disk_access.h>``.
 
 * :c:func:`flash_write_protection_set()`.
@@ -865,6 +858,14 @@ Libraries / Subsystems
 
 * Disk
 
+  * Disk drivers (``disk_access_*.c``) are moved to ``drivers/disk`` and renamed
+    according to their function. Driver's Kconfig options are revised and renamed.
+    SDMMC host controller drivers are selected when the corresponding node
+    in devicetree is enabled. Following application relevant Kconfig options
+    are renamed: ``CONFIG_DISK_ACCESS_RAM`` -> `CONFIG_DISK_DRIVER_RAM`,
+    ``CONFIG_DISK_ACCESS_FLASH`` -> `CONFIG_DISK_DRIVER_FLASH`,
+    ``CONFIG_DISK_ACCESS_SDHC`` -> `CONFIG_DISK_DRIVER_SDMMC`.
+
 * Management
 
   * MCUmgr
@@ -926,6 +927,8 @@ Libraries / Subsystems
 
 * Storage
 
+  * Added persistent write progress to stream_flash.
+
 * Task Watchdog
 
   * This new subsystem was added with this release and allows supervision of