chore: rename hunter to a720

Rename cortex_hunter to cortex_a720

Change-Id: Id4e0e2cd47051c2e92b3f16373ea06ef4df1d75f
Signed-off-by: Govindraj Raja <govindraj.raja@arm.com>
diff --git a/plat/arm/board/tc/platform.mk b/plat/arm/board/tc/platform.mk
index 1bde94e..4faa98f 100644
--- a/plat/arm/board/tc/platform.mk
+++ b/plat/arm/board/tc/platform.mk
@@ -79,7 +79,7 @@
 # CPU libraries for TARGET_PLATFORM=2
 ifeq (${TARGET_PLATFORM}, 2)
 TC_CPU_SOURCES	+=	lib/cpus/aarch64/cortex_hayes.S \
-			lib/cpus/aarch64/cortex_hunter.S \
+			lib/cpus/aarch64/cortex_a720.S \
 			lib/cpus/aarch64/cortex_x4.S
 endif