see if these timeouts causes tests to work?

tests/src/FunctionalJavascript/ProjectBrowserInstallerUiTest.php

@@ -162,7 +162,7 @@ class ProjectBrowserInstallerUiTest extends WebDriverTestBase {
     // Try beginning another install after breaking lock.
     $cream_cheese_button = $page->find('css', "$cream_cheese_module_selector button");
     $cream_cheese_button->click();
-    $installed_action = $assert_session->waitForElementVisible('css', "$cream_cheese_module_selector .project_status-indicator");
+    $installed_action = $assert_session->waitForElementVisible('css', "$cream_cheese_module_selector .project_status-indicator", 12000);
     $assert_session->waitForText('✓ Cream cheese on a bagel is Installed');
     $this->assertSame('✓ Cream cheese on a bagel is Installed', $installed_action->getText());
 
@@ -195,7 +195,7 @@ class ProjectBrowserInstallerUiTest extends WebDriverTestBase {
     // Try beginning another install after breaking lock.
     $cream_cheese_button = $page->find('css', "$cream_cheese_module_selector button");
     $cream_cheese_button->click();
-    $installed_action = $assert_session->waitForElementVisible('css', "$cream_cheese_module_selector .project_status-indicator");
+    $installed_action = $assert_session->waitForElementVisible('css', "$cream_cheese_module_selector .project_status-indicator", 12000);
     $assert_session->waitForText('✓ Cream cheese on a bagel is Installed');
     $this->assertSame('✓ Cream cheese on a bagel is Installed', $installed_action->getText());
 

tests/src/FunctionalJavascript/ProjectBrowserPluginTest.php

@@ -149,7 +149,7 @@ class ProjectBrowserPluginTest extends WebDriverTestBase {
     $page = $this->getSession()->getPage();
 
     $this->drupalGet('admin/modules/browse');
-    $assert_session->waitForElementVisible('css', '#project-browser .project');
+    $assert_session->waitForElementVisible('css', '#project-browser .project', 12000);
     $this->assertTrue($assert_session->waitForText('Results'));
 
     $assert_session->waitForElementVisible('css', '.project .project__title');