perf tools: Correct license on jsmn JSON parser

This header is part of the jsmn JSON parser, introduced in 867a979.
Correct the SPDX tag to indicate that it is under the MIT license.

Signed-off-by: Ed Maste <[email protected]>
Acked-by: Andi Kleen <[email protected]>
Cc: Greg Kroah-Hartman <[email protected]>
Link: http://lore.kernel.org/lkml/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>

Author: emaste

tools/perf/pmu-events/jsmn.h

@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: MIT */
 #ifndef __JSMN_H_
 #define __JSMN_H_