Update build scripts (#675)

Author: HeikoBecker

code/languages/org.iets3.opensource/solutions/org.iets3.opensource.build/models/org/iets3/opensource/build/build.mps

@@ -1663,6 +1663,16 @@
             <ref role="3bR37D" to="ffeo:1TaHNgiIbIQ" resolve="MPS.Core" />
           </node>
         </node>
+        <node concept="1SiIV0" id="54iJjjLMxbN" role="3bR37C">
+          <node concept="3bR9La" id="54iJjjLMxbO" role="1SiIV1">
+            <ref role="3bR37D" to="al5i:$bJ0jguQfr" resolve="com.mbeddr.core.base" />
+          </node>
+        </node>
+        <node concept="1SiIV0" id="54iJjjLMxbP" role="3bR37C">
+          <node concept="3bR9La" id="54iJjjLMxbQ" role="1SiIV1">
+            <ref role="3bR37D" node="2uR5X5azttH" resolve="org.iets3.core.expr.toplevel" />
+          </node>
+        </node>
       </node>
       <node concept="1E1JtD" id="JUiQTzdtrz" role="2G$12L">
         <property role="BnDLt" value="true" />