build(stm32mp1): platform changes for verifying gpt header crc

This change makes the necessary additions to makefile of
platforms using partition driver.

Signed-off-by: Rohit Ner <rohitner@google.com>
Change-Id: I66f6daaa0deac984b0aa5f2a182385410189ba8a
diff --git a/plat/st/stm32mp1/platform.mk b/plat/st/stm32mp1/platform.mk
index 9e67989..127e318 100644
--- a/plat/st/stm32mp1/platform.mk
+++ b/plat/st/stm32mp1/platform.mk
@@ -320,12 +320,14 @@
 				plat/st/stm32mp1/stm32mp1_security.c
 endif
 
-ifeq (${PSA_FWU_SUPPORT},1)
 include lib/zlib/zlib.mk
+
+ifeq (${PSA_FWU_SUPPORT},1)
 include drivers/fwu/fwu.mk
+endif
+
 
 BL2_SOURCES		+=	$(ZLIB_SOURCES)
-endif
 
 BL2_SOURCES		+=	drivers/io/io_block.c					\
 				drivers/io/io_mtd.c					\