Move trusted firmware repo to new location

Transition to the new trusted firmware repo location at
http://git.trustedfirmware.org.

NOTE: The 'arm-trusted-firmware' instances under zynqmp* have not
been changed.

Signed-off-by: Victor Chong <victor.chong@linaro.org>
Reviewed-by: Etienne Carriere <etienne.carriere@linaro.org>
Reviewed-by: Joakim Bech <joakim.bech@linaro.org>
diff --git a/juno.mk b/juno.mk
index 697e80e..f94ac4f 100644
--- a/juno.mk
+++ b/juno.mk
@@ -15,7 +15,7 @@
 ################################################################################
 # Paths to git projects and various binaries
 ################################################################################
-TF_A_PATH		?= $(ROOT)/arm-trusted-firmware
+TF_A_PATH		?= $(ROOT)/trusted-firmware-a
 
 U-BOOT_PATH		?= $(ROOT)/u-boot
 U-BOOT_BIN		?= $(U-BOOT_PATH)/u-boot.bin