block: remove block/partitions/karma.h

Just move the single define to block/partitions/karma.c.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/block/partitions/karma.c b/block/partitions/karma.c
index 59812d7..4d93512 100644
--- a/block/partitions/karma.c
+++ b/block/partitions/karma.c
@@ -8,9 +8,10 @@
  */
 
 #include "check.h"
-#include "karma.h"
 #include <linux/compiler.h>
 
+#define KARMA_LABEL_MAGIC		0xAB56
+
 int karma_partition(struct parsed_partitions *state)
 {
 	int i;