Restored changelog entries

This commit restores all changelog entries between the
mbedtls-3.6.0 tag and the mbedtls-4.0.0-beta tag.

git diff ce4683e..09dc57d --name-status -- ChangeLog.d

Signed-off-by: Minos Galanakis <minos.galanakis@arm.com>
diff --git a/ChangeLog.d/fix-legacy-compression-issue.txt b/ChangeLog.d/fix-legacy-compression-issue.txt
new file mode 100644
index 0000000..2549af8
--- /dev/null
+++ b/ChangeLog.d/fix-legacy-compression-issue.txt
@@ -0,0 +1,6 @@
+Bugfix
+   * Fixes an issue where some TLS 1.2 clients could not connect to an
+     Mbed TLS 3.6.0 server, due to incorrect handling of
+     legacy_compression_methods in the ClientHello.
+     fixes #8995, #9243.
+