linux-firmware: Bump to the latest version

Update to commit 17e6288135d4.

Signed-off-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/linux-firmware/linux-firmware.hash

@@ -1,2 +1,2 @@
 # Locally calculated
-sha256 ec58d9aaf3cf80f768c32ba22d925c0542436ef3ee4588acd3e49b12ca2ed9d9 linux-firmware-a3a26af24e29c818ef9b5661856018e21a5c49fb.tar.gz
+sha256 28d359523a36c1cdc3e85a8e148bb2d68b036d28b10f0e80a192f3dc29f02c16 linux-firmware-17e6288135d4500f9fe60224dce2b46d850c346b.tar.gz

package/linux-firmware/linux-firmware.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-LINUX_FIRMWARE_VERSION = a3a26af24e29c818ef9b5661856018e21a5c49fb
+LINUX_FIRMWARE_VERSION = 17e6288135d4500f9fe60224dce2b46d850c346b
 LINUX_FIRMWARE_SITE = http://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git
 LINUX_FIRMWARE_SITE_METHOD = git