boot: Fix DOS line endings

This file made it into the repo with DOS line endings. Fix this to match
everything else.

Signed-off-by: David Brown <david.brown@linaro.org>
diff --git a/boot/bootutil/include/bootutil/crypto/common.h b/boot/bootutil/include/bootutil/crypto/common.h
index e02c4de..ef0f326 100644
--- a/boot/bootutil/include/bootutil/crypto/common.h
+++ b/boot/bootutil/include/bootutil/crypto/common.h
@@ -1,19 +1,19 @@
-/*

- * SPDX-License-Identifier: Apache-2.0

- *

- * Copyright (c) 2021 Arm Limited

- */

-

-#ifndef __BOOTUTIL_CRYPTO_COMMON_H__

-#define __BOOTUTIL_CRYPTO_COMMON_H__

-

-/* TODO May need to update this in a future 3.x version of Mbed TLS.

- * Extract a member of the mbedtls context structure.

- */

-#if MBEDTLS_VERSION_NUMBER >= 0x03000000

-#define MBEDTLS_CONTEXT_MEMBER(X) MBEDTLS_PRIVATE(X)

-#else

-#define MBEDTLS_CONTEXT_MEMBER(X) X

-#endif

-

-#endif /* __BOOTUTIL_CRYPTO_COMMON_H__ */
\ No newline at end of file
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Copyright (c) 2021 Arm Limited
+ */
+
+#ifndef __BOOTUTIL_CRYPTO_COMMON_H__
+#define __BOOTUTIL_CRYPTO_COMMON_H__
+
+/* TODO May need to update this in a future 3.x version of Mbed TLS.
+ * Extract a member of the mbedtls context structure.
+ */
+#if MBEDTLS_VERSION_NUMBER >= 0x03000000
+#define MBEDTLS_CONTEXT_MEMBER(X) MBEDTLS_PRIVATE(X)
+#else
+#define MBEDTLS_CONTEXT_MEMBER(X) X
+#endif
+
+#endif /* __BOOTUTIL_CRYPTO_COMMON_H__ */