Update module org.eclipse.jdt.ecj to ecj-3.16.0.jar when undertow is going patch UNDERTOW-1473 with the proposed patch

From
<dependency>
<groupId>org.eclipse.jdt.core.compiler</groupId>
<artifactId>ecj</artifactId>
<version>4.6.1</version>
</dependency>
To newer release
<dependency>
<groupId>org.eclipse.jdt</groupId>
<artifactId>ecj</artifactId>
<version>3.16.0</version>
</dependency>