Update the soy-compiler running phase as release plugin only runs till verify during release (#2855)

java/demo/pom.xml

@@ -140,7 +140,7 @@
             <goals>
               <goal>exec</goal>
             </goals>
-            <phase>install</phase>
+            <phase>verify</phase>
             <configuration>
               <executable>java</executable>
               <arguments>