Collapse apex-pdp maven model submodules

This review collapses all the code in six podel submodules into a single
model module. There are no code changes, just files moved around.

This change reduces the complexity of the code structure and speeds up
the build.

Issue-ID: POLICY-1820
Change-Id: Ifb644e8ec85ae6d0987378f4616fbc8a8858a9a8
Signed-off-by: liamfallon <liam.fallon@est.tech>
diff --git a/services/services-engine/pom.xml b/services/services-engine/pom.xml
index bd527c6..e31b09a 100644
--- a/services/services-engine/pom.xml
+++ b/services/services-engine/pom.xml
@@ -107,4 +107,4 @@
             </resource>
         </resources>
     </build>
-</project>
\ No newline at end of file
+</project>