fix: broken perf test (#5529)

Author: jhefferman-sfdc

packages/@lwc/perf-benchmarks-components/src/benchmark/expression/expression.html

@@ -30,8 +30,4 @@
   <div class="{expr1() === 'bar' ? 'matched' : 'not-matched'}">
     {expr1() === 'bar' ? 'String comparison works!' : 'String comparison failed'}
   </div>
-  
-  <p data-object="{JSON.stringify({nested: expr2, computed: expr1()})}">
-    {`Object: ${JSON.stringify({nested: expr2, computed: expr1()})}`}
-  </p>
 </template>