test(realm): remove pack_realm build target

Remove deprecated pack_realm build target.
To build Realm payload tests use ENABLE_REALM_PAYLOAD_TESTS=1

Signed-off-by: Shruti Gupta <shruti.gupta@arm.com>
Change-Id: I1529bf6cf601a6ced63fd18da80cd38f86073eed
diff --git a/Makefile b/Makefile
index 90f8037..f88cd3f 100644
--- a/Makefile
+++ b/Makefile
@@ -440,10 +440,6 @@
 	@echo "ERROR: $@ is supported only on AArch64 FVP."
 	@exit 1
 
-.PHONY: pack_realm
-pack_realm:
-	@echo "Nothing to be done"
-	@exit 1
 endif
 
 ifneq (${ARCH}-${PLAT},$(filter ${ARCH}-${PLAT},aarch64-fvp aarch64-tc))
@@ -603,8 +599,6 @@
   $(eval $(call MAKE_IMG,tftf))
 
 # Build flag 'ENABLE_REALM_PAYLOAD_TESTS=1' builds and pack Realm Payload Tests
-# (preferred method). The else part contains the deprecated `pack_realm` build
-# target and it will be removed in future commit.
 ifeq (${ENABLE_REALM_PAYLOAD_TESTS},1)
   $(eval $(call MAKE_IMG,realm))
 
@@ -616,16 +610,6 @@
 	@echo "  PACK REALM PAYLOAD"
 	$(shell dd if=$(BUILD_PLAT)/realm.bin of=$(BUILD_PLAT)/tftf.bin obs=1 \
 	oflag=append conv=notrunc)
-else ifeq (${ARCH}-${PLAT},aarch64-fvp)
-.PHONY : pack_realm
-  $(eval $(call MAKE_IMG,realm))
-
-.PHONY : $(BUILD_PLAT)/tftf.bin
-
-pack_realm: realm tftf
-	@echo "  PACK REALM PAYLOAD (pack_realm method deprecated)"
-	$(shell dd if=$(BUILD_PLAT)/realm.bin of=$(BUILD_PLAT)/tftf.bin obs=1 \
-	oflag=append conv=notrunc)
 endif
 
 ifeq (${ARCH}-${PLAT},aarch64-tc)