yocto-bsps: update h/w reference boards to the latest 3.14 SRCREVs

The oe-core BSPs have been udpated to 3.14.19, so we follow suit with the
reference BSPs.

(From meta-yocto rev: 072b9dc5d0643c397d053bb00e541be5c285b9cd)

Signed-off-by: Bruce Ashfield <bruce.ashfield@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta-yocto-bsp/recipes-kernel/linux/linux-yocto_3.14.bbappend

@@ -7,11 +7,11 @@ KBRANCH_mpc8315e-rdb = "standard/fsl-mpc8315e-rdb"
 KMACHINE_genericx86 ?= "common-pc"
 KMACHINE_genericx86-64 ?= "common-pc-64"
 
-SRCREV_machine_genericx86 ?= "cc12b028076c0a7de042195fb73998aec351f4f2"
-SRCREV_machine_genericx86-64 ?= "47956b735bf67acca4f36af8c3dc18bef3e7c12e"
-SRCREV_machine_edgerouter ?= "47956b735bf67acca4f36af8c3dc18bef3e7c12e"
-SRCREV_machine_beaglebone ?= "47956b735bf67acca4f36af8c3dc18bef3e7c12e"
-SRCREV_machine_mpc8315e-rdb ?= "a6b4507afe330d589193bb50d7d961cd21ee3dd2"
+SRCREV_machine_genericx86 ?= "a39fd81fa54776b2ac8c288251846890c3124dee"
+SRCREV_machine_genericx86-64 ?= "dbe5b52e93ff114b2c0f5da6f6af91f52c18f2b8"
+SRCREV_machine_edgerouter ?= "dbe5b52e93ff114b2c0f5da6f6af91f52c18f2b8"
+SRCREV_machine_beaglebone ?= "dbe5b52e93ff114b2c0f5da6f6af91f52c18f2b8"
+SRCREV_machine_mpc8315e-rdb ?= "4b2929392ec56ca8ef90cc98042609795c44aa3c"
 
 COMPATIBLE_MACHINE_genericx86 = "genericx86"
 COMPATIBLE_MACHINE_genericx86-64 = "genericx86-64"