package/linux-firmware: bump

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/linux-firmware/linux-firmware.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-LINUX_FIRMWARE_VERSION = 76b366df2afdde9811fdd5fc128d1779e26e7be7
+LINUX_FIRMWARE_VERSION = 52d77db9f133afe4d2b26aeccfd603745f45fda1
 LINUX_FIRMWARE_SITE = http://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git
 LINUX_FIRMWARE_SITE_METHOD = git