common: Drop image.h from common header

Move this uncommon header out of the common header.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/arm/mach-stm32mp/dram_init.c b/arch/arm/mach-stm32mp/dram_init.c
index 3233415..24389d5 100644
--- a/arch/arm/mach-stm32mp/dram_init.c
+++ b/arch/arm/mach-stm32mp/dram_init.c
@@ -5,6 +5,8 @@
 
 #include <common.h>
 #include <dm.h>
+#include <image.h>
+#include <init.h>
 #include <lmb.h>
 #include <ram.h>