Fix whitespace

Change-Id: I37da6c38cd33ae22a0578ed8e91650e35972bf6a
diff --git a/ext4_utils/uuid.c b/ext4_utils/uuid.c
index c1bec2a..ac9b518 100644
--- a/ext4_utils/uuid.c
+++ b/ext4_utils/uuid.c
@@ -32,7 +32,7 @@
 };
 
 static void sha1_hash(const char *namespace, const char *name,
-        unsigned char sha1[SHA1_DIGEST_LENGTH])
+	unsigned char sha1[SHA1_DIGEST_LENGTH])
 {
 	SHA1_CTX ctx;
 	SHA1Init(&ctx);