fix zulu env append

Author: dashaun

src/main/java/dev/dashaun/shell/initializr/plusplus/models/Plugins.java

@@ -172,7 +172,7 @@ public static Plugin zuluBuilder() {
 
 		Xpp3Dom env = new Xpp3Dom("env");
 		Xpp3Dom javaOptions = new Xpp3Dom("BPE_APPEND_JAVA_TOOL_OPTIONS");
-		javaOptions.setValue("-Xlog:gc:gc.log");
+		javaOptions.setValue(" -Xlog:gc:gc.log");
 		env.addChild(javaOptions);
 		image.addChild(env);