Updated changelog

Signed-off-by: Marek Jansta <jansta@2n.cz>

ChangeLog.d/x509-ec-algorithm-identifier-fix.txt

diff --git a/ChangeLog.d/x509-ec-algorithm-identifier-fix.txt b/ChangeLog.d/x509-ec-algorithm-identifier-fix.txt
index cd216da..c1de491 100644
--- a/ChangeLog.d/x509-ec-algorithm-identifier-fix.txt
+++ b/ChangeLog.d/x509-ec-algorithm-identifier-fix.txt
@@ -1,4 +1,4 @@
 Bugfix
-   * Fix x509 certificate generation to conform to RFCs when using ECC key.
-     The certificate was rejected by some crypto frameworks.
+   * Fix x509 certificate generation to conform to RFC 5480 / RFC 5758 when
+     using ECC key. The certificate was rejected by some crypto frameworks.
      Fixes #2924.