Update alpine/openssl Docker tag to v3.5.4 (#526)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

docker-compose.opensearch.yml

@@ -6,7 +6,7 @@ services:
 
   # Generate RSA key for xtm-composer (PKCS#8 format)
   rsa-key-generator:
-    image: alpine/openssl:3.5.2
+    image: alpine/openssl:3.5.4
     volumes:
       - rsakeys:/keys
     entrypoint: ["/bin/ash"]