Add missing ChangeLog entry

Signed-off-by: Janos Follath <janos.follath@arm.com>

ChangeLog

diff --git a/ChangeLog b/ChangeLog
index 509c74c..c1463f2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -29,6 +29,8 @@
      MBEDTLS_SSL_HW_RECORD_ACCEL are enabled.
    * Remove a spurious check in ssl_parse_client_psk_identity that triggered
      a warning with some compilers. Fix contributed by irwir in #2856.
+   * Fix a function name in a debug message. Contributed by Ercan Ozturk in
+     #3013.
 
 Changes
    * Mbed Crypto is no longer a Git submodule. The crypto part of the library