fix(deps): update jetty.alpn.openjdk8 to v9.4.56.v20240826

Author: renovate[bot]

gradle/libs.versions.toml

@@ -16,7 +16,7 @@ jetty-version = "9.4.55.v20240627"
 jetty-jakarta-version = "11.0.23"
 jetty-alpn-api-version = "1.1.3.v20160715"
 jetty-alpn-boot-version = "8.1.13.v20181017"
-jetty-alpn-openjdk8 = "9.4.55.v20240627"
+jetty-alpn-openjdk8 = "9.4.56.v20240826"
 
 tomcat-version = "9.0.93"
 tomcat-jakarta-version = "10.1.28"