Bump undertow-core from 2.2.7.Final to 2.2.8.Final (#347)

dependabot-preview[bot] · web-flow · commit 0b9cdd331e5d · 2021-05-26T06:20:06.000Z
diff --git a/gradle/dependencies.gradle b/gradle/dependencies.gradle
@@ -5,7 +5,7 @@ ext {
         okhttp            : '4.2.2',       // HTTP Client
         slf4j             : '1.7.30',      // Logging 
         logback           : '1.2.3',       // Logging
-        undertow          : '2.2.7.Final',// Webserver
+        undertow          : '2.2.8.Final',// Webserver
         metrics           : '4.2.0',       // Metrics
         guava             : '30.1.1-jre',    // Common / Helper libraries
         typesafeConfig    : '1.4.1',       // Configuration
