Add change log entry for `mbedtls_ms_time`
Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
diff --git a/ChangeLog.d/add-milliseconds-time-api.txt b/ChangeLog.d/add-milliseconds-time-api.txt
new file mode 100644
index 0000000..d0dedaf
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+++ b/ChangeLog.d/add-milliseconds-time-api.txt
@@ -0,0 +1,7 @@
+API changes
+ * Add `mbedtls_ms_time` function, `mbedtls_ms_time_t` type to get
+ milliseconds. That is required for TLS 1.3 ticket lifetime. And
+ `mbedtls_ms_time` allows alternative implementation with
+ `MBEDTLS_PLATFORM_MS_TIME_ALT`, `MBEDTLS_PLATFORM_MS_TIME_TYPE_MACRO` and
+ `MBEDTLS_PRINTF_MS_TIME`.
+