common: Drop log.h from common header

Move this header out of the common header.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/board/st/stm32h743-eval/stm32h743-eval.c b/board/st/stm32h743-eval/stm32h743-eval.c
index 6aab2e2..0484c3c 100644
--- a/board/st/stm32h743-eval/stm32h743-eval.c
+++ b/board/st/stm32h743-eval/stm32h743-eval.c
@@ -7,6 +7,7 @@
 #include <common.h>
 #include <dm.h>
 #include <init.h>
+#include <log.h>
 
 DECLARE_GLOBAL_DATA_PTR;