doc: releases: add pcie note for kconfig CONFIG_NVME_PRP_PAGE_SIZE

Add a pcie note for the new kconfig CONFIG_NVME_PRP_PAGE_SIZE

Signed-off-by: Ryan McClelland <[email protected]>

Author: XenuIsWatching

doc/releases/release-notes-4.2.rst

@@ -202,6 +202,10 @@ New APIs and options
   * :c:func:`video_query_ctrl`
   * :c:func:`video_print_ctrl`
 
+* PCIe
+
+   * :kconfig:option:`CONFIG_NVME_PRP_PAGE_SIZE`
+
 New Boards
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