Add MultiModule test to issues.targets (#66289)

Hitting #66191 in the CI.

Author: MichalStrehovsky

src/tests/issues.targets

@@ -923,6 +923,9 @@
 
       <!-- NativeAOT specific -->
     <ItemGroup Condition="'$(XunitTestBinBase)' != '' and '$(TestBuildMode)' == 'nativeaot' and '$(RuntimeFlavor)' == 'coreclr'">
+        <ExcludeList Include="$(XunitTestBinBase)/nativeaot/SmokeTests/MultiModule/MultiModule/*">
+            <Issue>https://github.com/dotnet/runtime/issues/66191</Issue>
+        </ExcludeList>
         <ExcludeList Include="$(XunitTestBinBase)/baseservices/callconvs/TestCallingConventions/*">
             <Issue>https://github.com/dotnet/runtimelab/issues/153</Issue>
         </ExcludeList>