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/arch/arm/mach-socfpga/clock_manager_agilex.c b/arch/arm/mach-socfpga/clock_manager_agilex.c
index 4ee2b7b..6188a8c 100644
--- a/arch/arm/mach-socfpga/clock_manager_agilex.c
+++ b/arch/arm/mach-socfpga/clock_manager_agilex.c
@@ -7,6 +7,7 @@
 #include <clk.h>
 #include <common.h>
 #include <dm.h>
+#include <log.h>
 #include <malloc.h>
 #include <asm/arch/clock_manager.h>
 #include <asm/arch/system_manager.h>