linux-yocto: update genericx86* SRCREV for 4.14

Bump to kernel release v4.14.76.

(From meta-yocto rev: e864c929738fcd07e1b2a2d1e04800d82030b4a5)

Signed-off-by: Anuj Mittal <anuj.mittal@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta-yocto-bsp/recipes-kernel/linux/linux-yocto_4.14.bbappend

@@ -8,8 +8,8 @@ KMACHINE_genericx86 ?= "common-pc"
 KMACHINE_genericx86-64 ?= "common-pc-64"
 KMACHINE_beaglebone-yocto ?= "beaglebone"
 
-SRCREV_machine_genericx86    ?= "78a16a4d8cfd58f91be412797aac248e811d083b"
-SRCREV_machine_genericx86-64 ?= "78a16a4d8cfd58f91be412797aac248e811d083b"
+SRCREV_machine_genericx86    ?= "2c5caa7e84311f2a0097974a697ac1f59030530e"
+SRCREV_machine_genericx86-64 ?= "2c5caa7e84311f2a0097974a697ac1f59030530e"
 SRCREV_machine_edgerouter ?= "e06bfa18c727bd0e6e10cf26d9f161e4c791f52b"
 SRCREV_machine_beaglebone-yocto ?= "b8805de77dcf8f59d8368fee4921c146c1300a6a"
 SRCREV_machine_mpc8315e-rdb ?= "f88e87360b10f8fbd853a7d412982e6620f3f96d"
@@ -20,8 +20,8 @@ COMPATIBLE_MACHINE_edgerouter = "edgerouter"
 COMPATIBLE_MACHINE_beaglebone-yocto = "beaglebone-yocto"
 COMPATIBLE_MACHINE_mpc8315e-rdb = "mpc8315e-rdb"
 
-LINUX_VERSION_genericx86 = "4.14.71"
-LINUX_VERSION_genericx86-64 = "4.14.71"
+LINUX_VERSION_genericx86 = "4.14.76"
+LINUX_VERSION_genericx86-64 = "4.14.76"
 LINUX_VERSION_edgerouter = "4.14.71"
 LINUX_VERSION_beaglebone-yocto = "4.14.71"
 LINUX_VERSION_mpc8315e-rdb = "4.14.71"