Upgrade ecj to 3.22.0

Change-Id: I97a99f6245afb49d916e226b16a5e60927f32353
Signed-off-by: David Pursehouse <david.pursehouse@gmail.com>

pom.xml

@@ -895,7 +895,7 @@
               <dependency>
                 <groupId>org.eclipse.jdt</groupId>
                 <artifactId>ecj</artifactId>
-                <version>3.21.0</version>
+                <version>3.22.0</version>
               </dependency>
             </dependencies>
           </plugin>