Makefile: Update firmware for sitara and jacinto devices

Update the commit hash for linux-firmware to pick up
necessary ti-fs and dm update for sitara and jacinto devices

This update also includes new firmware for am62ax.

system firmware for jacinto platforms is v08.05.02 tag
commit 58a55591 ("ti-sysfw: Update Firmware to 08.05.02 for Jacinto devices")
commit 2263b8af ("ti-dm: Update Firmware to 08.05.02 for Jacinto devices")

system firmware for sitara platforms is v08.05.01 tag
commit 3688decd ("ti-dm: Update firmware to 08.05.02.02 for am62x and am62ax")
commit bdbe250a ("ti-sysfw: Update System Firmwares to v08.05.01 for am62x and am62ax")

Signed-off-by: Praneeth Bajjuri <praneeth@ti.com>
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>