QcomModulePkg: Generate 32 bit image header wrapper

Generate 32 bit Apps bootloader image header to maintain common ELF
header for both 32 bit and 64 bit. With 32 bit wrapper, XBL loader
will be able to identify and load at the image load address at
runtime irrespective of the product memory map.

Change-Id: I72cede720c05c97184c30f956f9ab5757d7045d7
diff --git a/makefile b/makefile
index 56962e1..c373cdd 100644
--- a/makefile
+++ b/makefile
@@ -40,4 +40,4 @@
 	cp $(BUILD_ROOT)/FV/FVMAIN_COMPACT.Fv $(ABL_FV_IMG)
 
 ABL_FV_ELF: ABL_FV_IMG
-	python $(WORKSPACE)/QcomModulePkg/Tools/image_header.py $(ABL_FV_IMG) $(ABL_FV_ELF) $(LOAD_ADDRESS) elf 64
+	python $(WORKSPACE)/QcomModulePkg/Tools/image_header.py $(ABL_FV_IMG) $(ABL_FV_ELF) $(LOAD_ADDRESS) elf 32