Remove left-over TODO: related to AddBytesLenOnly (#204)

This is a comments-only change

Co-authored-by: Laurence Lundblade <lgl@securitytheory.com>
diff --git a/inc/qcbor/qcbor_encode.h b/inc/qcbor/qcbor_encode.h
index 49d2394..0385af4 100644
--- a/inc/qcbor/qcbor_encode.h
+++ b/inc/qcbor/qcbor_encode.h
@@ -2371,8 +2371,6 @@
  * tested function.
  *
  * See also QCBOREncode_EncodeHead().
- *
- * TODO: remove this in QCBOR 2.0
  */
 static void
 QCBOREncode_AddBytesLenOnly(QCBOREncodeContext *pCtx,