[JAVA-48850] Which sub-modules aren't being built - added core-java-scanner-2 to build (#18488)

Author: panos-kakos

core-java-modules/pom.xml

@@ -217,6 +217,7 @@
         <module>core-java-reflection-2</module>
         <module>core-java-reflection-3</module>
         <module>core-java-scanner</module>
+        <module>core-java-scanner-2</module>
         <module>core-java-security</module>
         <module>core-java-security-2</module>
         <module>core-java-security-3</module>