fix tooltip for disabled stop button

libs/remix-ui/solidity-unit-testing/src/lib/solidity-unit-testing.tsx

@@ -757,6 +757,7 @@ export const SolidityUnitTesting = (props: Record<string, any>) => { // eslint-d
               <label className="labelOnBtn btn btn-primary p-1 ml-2 m-0">Run</label>
             </button>
           </OverlayTrigger>
+          <button id="runTestsTabStopAction" data-id="testTabRunTestsTabStopAction" className="w-50 pl-2 ml-2 btn btn-secondary" disabled={disableStopButton} onClick={stopTests}>
             <OverlayTrigger placement={'top-start'} overlay={
                 <Tooltip className="text-nowrap" id="info-recorder">
                   <span>
@@ -764,11 +765,12 @@ export const SolidityUnitTesting = (props: Record<string, any>) => { // eslint-d
                   </span>
                 </Tooltip>
               }>
-            <button id="runTestsTabStopAction" data-id="testTabRunTestsTabStopAction" className="w-50 pl-2 ml-2 btn btn-secondary" disabled={disableStopButton} onClick={stopTests}>
+              <span>
                 <span className="fas fa-stop ml-2"></span>
                 <label className="labelOnBtn btn btn-secondary p-1 ml-2 m-0" id="runTestsTabStopActionLabel">{stopButtonLabel}</label>
-            </button>
+              </span>
             </OverlayTrigger>
+          </button>
         </div>
         <div className="d-flex align-items-center mx-3 pb-2 mt-2 border-bottom">
           <input id="checkAllTests"