aom: upgrade 3.14.1 -> 3.15.1

Changelog:
https://aomedia.googlesource.com/aom/+/refs/tags/v3.15.1/CHANGELOG

Signed-off-by: Ankur Tyagi <ankur.tyagi85@gmail.com>
Signed-off-by: Khem Raj <khem.raj@oss.qualcomm.com>

meta-multimedia/recipes-multimedia/aom/aom_3.15.1.bb

@@ -5,7 +5,7 @@ LICENSE = "BSD-2-Clause AND LicenseRef-AOM-Patent-License-1.0"
 LIC_FILES_CHKSUM = "file://LICENSE;md5=6ea91368c1bbdf877159435572b931f5 \
                     file://PATENTS;md5=a111d47497d3bb49e04eef71377eb8ba \
                    "
-SRCREV = "03087864cf4bea6abb0d28f95cf7843511413d8f"
+SRCREV = "44d0a57786f432d933ff64b653347c66f4d0fa1d"
 SRC_URI = "git://aomedia.googlesource.com/aom;protocol=https;branch=main;tag=v${PV}"
 inherit cmake pkgconfig