Merge pull request #722 from IETS3/bugfix/function_editor

Author: alexanderpann

code/languages/org.iets3.opensource/languages/org.iets3.core.expr.toplevel/models/org/iets3/core/expr/toplevel/editor.mps

@@ -748,6 +748,7 @@
           <ref role="1NtTu8" to="zzzn:49WTic8eSCZ" resolve="args" />
           <ref role="1ERwB7" node="2KGel$SrnV0" resolve="deleteFunParens" />
           <node concept="l2Vlx" id="4Lmaxwvn71q" role="2czzBx" />
+          <node concept="3F0ifn" id="7joYtgBM8Bt" role="2czzBI" />
         </node>
         <node concept="3F0ifn" id="49WTic8f4ui" role="3EZMnx">
           <property role="3F0ifm" value=")" />