fixed run button

apps/remix-ide/src/app/tabs/test-tab.js

@@ -48,6 +48,7 @@ module.exports = class TestTab extends ViewPlugin {
 
     appManager.event.on('activate', (name) => {
       if (name === 'solidity') this.updateRunAction()
+      console.log('solidity is activated')
     })
     appManager.event.on('deactivate', (name) => {
       if (name === 'solidity') this.updateRunAction()
@@ -79,6 +80,7 @@ module.exports = class TestTab extends ViewPlugin {
     if (!isSolidityActive) {
       await this.call('manager', 'activatePlugin', 'solidity')
     }
+    this.updateRunAction()
   }
 
   onDeactivation () {
@@ -625,7 +627,7 @@ module.exports = class TestTab extends ViewPlugin {
     return this.generateFileActionElement
   }
 
-  async updateRunAction (currentFile) {
+  updateRunAction (currentFile) {
     const el = yo`
       <button id="runTestsTabRunAction" title="Run tests" data-id="testTabRunTestsTabRunAction" class="w-50 btn btn-primary" onclick="${() => this.runTests()}">
         <span class="fas fa-play ml-2"></span>
@@ -639,7 +641,6 @@ module.exports = class TestTab extends ViewPlugin {
         el.setAttribute('title', 'No solidity file selected')
       } else {
         el.setAttribute('title', 'The "Solidity Plugin" should be activated')
-        await this.call('manager', 'activatePlugin', 'solidity')
       }
     }
     if (!this.runActionElement) {