[MNG-8719] Restore Maven3 compat: model setInherited(boolean) (#2288)

Added it as deprecated indirection for legacy code.

It was removed 1y ago probably by mistake by this commit:
2a9f393

---

https://issues.apache.org/jira/browse/MNG-8719

Author: cstamas

api/maven-api-model/src/main/mdo/maven.mdo

@@ -2555,6 +2555,10 @@
     public void unsetInheritanceApplied() {
     }
 
+    @Deprecated
+    public void setInherited(boolean value) {
+      setInherited(Boolean.toString(value));
+    }
             ]]>
           </code>
         </codeSegment>