Update Tc3_UnitTest.plcproj

Author: PeterZerlauth

Tc3_UnitTest/Tc3_UnitTest/Tc3_UnitTest.plcproj

@@ -183,12 +183,6 @@
       <DefaultResolution>Tc3_Module, * (Beckhoff Automation GmbH)</DefaultResolution>
       <Namespace>Tc3_Module</Namespace>
     </PlaceholderReference>
-    <PlaceholderReference Include="UML State Chart Types">
-      <DefaultResolution>UML Statechart Types, 4.1.1.0 (3S - Smart Software Solutions GmbH)</DefaultResolution>
-      <Namespace>UML_SC</Namespace>
-      <SystemLibrary>true</SystemLibrary>
-      <ResolverGuid>d9a6b70a-92f0-4827-8ca3-8ce8a61652d9</ResolverGuid>
-    </PlaceholderReference>
   </ItemGroup>
   <ItemGroup>
     <SubObject Include="FB_Assert.M_Passed" />