common: Drop part.h from common header

Move this uncommon header out of the common header.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/video/tegra.c b/drivers/video/tegra.c
index 1fa052e..82ba5c4 100644
--- a/drivers/video/tegra.c
+++ b/drivers/video/tegra.c
@@ -7,6 +7,7 @@
 #include <dm.h>
 #include <fdtdec.h>
 #include <panel.h>
+#include <part.h>
 #include <pwm.h>
 #include <video.h>
 #include <asm/cache.h>