Revert "修改License"

This reverts commit 0b4308b948.

tests/pemtest.c

@@ -1,5 +1,5 @@
 /*
- *  Copyright 2014-2022 The GmSSL Project. All Rights Reserved.
+ *  Copyright 2022 The GmSSL Project. All Rights Reserved.
  *
  *  Licensed under the Apache License, Version 2.0 (the License); you may
  *  not use this file except in compliance with the License.
@@ -7,14 +7,13 @@
  *  http://www.apache.org/licenses/LICENSE-2.0
  */
 
-
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <gmssl/pem.h>
-
-int main(void)
-{
-	return 0;
-}
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <gmssl/pem.h>
+
+int main(void)
+{
+	return 0;
+}