video: Renname vbe.h to vesa.h

We want to use VBE to mean Verfiied Boot for Embedded in U-Boot. Rename
the existing VBE (Vesa BIOS extensions) to allow this.

Verified Boot for Embedded is documented doc/develop/vbe.rst

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/video/broadwell_igd.c b/drivers/video/broadwell_igd.c
index 2551f16..81f0fd8 100644
--- a/drivers/video/broadwell_igd.c
+++ b/drivers/video/broadwell_igd.c
@@ -11,7 +11,7 @@
 #include <dm.h>
 #include <init.h>
 #include <log.h>
-#include <vbe.h>
+#include <vesa.h>
 #include <video.h>
 #include <asm/cpu.h>
 #include <asm/global_data.h>