mgmt/mcumgr: Remove declaration of mgmt_streamer_trim_front

The commit removes declaration of functions
mgmt_streamer_trim_front and mgmt_streamer_init_reader
as they no longer have definitions.

Signed-off-by: Dominik Ermel <[email protected]>

Author: de-nordic

subsys/mgmt/mcumgr/lib/mgmt/include/mgmt/mgmt.h

@@ -194,30 +194,6 @@ struct mgmt_group {
 	uint16_t mg_group_id;
 };
 
-/**
- * @brief Uses the specified streamer to trim data from the front of a buffer.
- *
- * If the amount to trim exceeds the size of the buffer, the buffer is
- * truncated to a length of 0.
- *
- * @param streamer	The streamer providing the callback.
- * @param buf		The buffer to trim.
- * @param len		The number of bytes to remove.
- */
-void mgmt_streamer_trim_front(struct mgmt_streamer *streamer, void *buf, size_t len);
-
-/**
- * @brief Uses the specified streamer to initialize a CBOR reader.
- *
- * @param streamer	The streamer providing the callback.
- * @param reader	The reader to initialize.
- * @param buf		The buffer to configure the reader with.
- *
- * @return 0 on success, MGMT_ERR_[...] code on failure.
- */
-int mgmt_streamer_init_reader(struct mgmt_streamer *streamer, void *buf);
-
-
 /**
  * @brief Registers a full command group.
  *