Revert "Disable test based on #129 (#130)" (#2310)

This reverts commit 3a2dc0f.

Fixed by #1457. Closes #129.

Author: kouvel

src/coreclr/tests/issues.targets

@@ -351,9 +351,6 @@
         <ExcludeList Include="$(XunitTestBinBase)/JIT/Regression/JitBlue/GitHub_26311/GitHub_26311/*">
             <Issue>26311</Issue>
         </ExcludeList>
-        <ExcludeList Include="$(XunitTestBinBase)/baseservices/threading/interlocked/compareexchange/compareexchangedouble/*">
-            <Issue>129</Issue>
-        </ExcludeList>
     </ItemGroup>
 
     <!-- Windows x86 specific excludes -->