Fix flow actions causing null pointer exception in some cases

Author: Jonathing

gradleutils-shared/src/main/java/net/minecraftforge/gradleutils/shared/EnhancedFlowAction.java

@@ -81,7 +81,7 @@ protected EnhancedFlowAction() { }
     /// @return If the throwable's message contains the string
     protected static boolean contains(Throwable e, String s) {
         for (Throwable cause = e; cause != null; cause = cause.getCause()) {
-            if (StringGroovyMethods.containsIgnoreCase(cause.getMessage(), s))
+            if (StringGroovyMethods.containsIgnoreCase(s, cause.getMessage()))
                 return true;
         }