drivers/mtd/nvmxip: nvmxip.h is a global include

include/nvmxip.h is a global and not a local include.
So we should use angle brackets.

Fixes: dc3abd8006c5 ("nvmxip: move header to include")
Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
diff --git a/drivers/mtd/nvmxip/nvmxip-uclass.c b/drivers/mtd/nvmxip/nvmxip-uclass.c
index 95dfa58..254f04e 100644
--- a/drivers/mtd/nvmxip/nvmxip-uclass.c
+++ b/drivers/mtd/nvmxip/nvmxip-uclass.c
@@ -8,11 +8,11 @@
 
 #include <dm.h>
 #include <log.h>
+#include <nvmxip.h>
 #if CONFIG_IS_ENABLED(SANDBOX64)
 #include <asm/test.h>
 #endif
 #include <linux/bitops.h>
-#include "nvmxip.h"
 
 /* LBA Macros */