[crypto] Remove now-empty header file.
Final step in splitting api.h into many header files; remove the
now-empty api.h.
Signed-off-by: Jade Philipoom <jadep@google.com>
diff --git a/sw/device/lib/crypto/include/api.h b/sw/device/lib/crypto/include/api.h
deleted file mode 100644
index 63d8a9d..0000000
--- a/sw/device/lib/crypto/include/api.h
+++ /dev/null
@@ -1,23 +0,0 @@
-// Copyright lowRISC contributors.
-// Licensed under the Apache License, Version 2.0, see LICENSE for details.
-// SPDX-License-Identifier: Apache-2.0
-
-#ifndef OPENTITAN_SW_DEVICE_LIB_CRYPTO_INCLUDE_API_H_
-#define OPENTITAN_SW_DEVICE_LIB_CRYPTO_INCLUDE_API_H_
-
-/**
- * @brief OS-facing API for the OpenTitan cryptography library.
- *
- * NOTE: This API is a work in progress, and the code here only records the
- * current state. It will continue to change until the API design is finalized.
- */
-
-#ifdef __cplusplus
-extern "C" {
-#endif // __cplusplus
-
-#ifdef __cplusplus
-} // extern "C"
-#endif // __cplusplus
-
-#endif // OPENTITAN_SW_DEVICE_LIB_CRYPTO_INCLUDE_API_H_
