Add ChangeLog entry

Fixes #1299. Fixes #1475.
diff --git a/ChangeLog b/ChangeLog
index 4533644..b6e8929 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -16,6 +16,9 @@
    * Add missing dependencies in test suites that led to build failures
      in configurations that omit certain hashes or public-key algorithms.
      Fixes #1040.
+   * Add missing dependencies for MBEDTLS_HAVE_TIME_DATE and
+     MBEDTLS_VERSION_FEATURES in test suites. Contributed by Deomid Ryabkov.
+     Fixes #1299, #1475.
 
 Changes
    * Remove some redundant code in bignum.c. Contributed by Alexey Skalozub.