Remove uses of t() in assertNoText()

#5 patch looks good to me..might random test cases were failed. trying to re-upload it.

1. +++ b/core/modules/contact/tests/src/Functional/ContactSitewideTest.php
   @@ -226,7 +226,7 @@ public function testSiteWideContact() {
        $this->addContactForm($name, $label, '', '', FALSE);
   -    $this->assertNoText(t('Contact form @label has been added.', ['@label' => $label]));
   +    $this->assertNoText('Contact form $label has been added.');
   ...
    
   

   The string should be enclosed in double quotes (") in order for $label to be replaced with the variable's value.

2. +++ b/core/modules/forum/tests/src/Functional/ForumTest.php
   @@ -581,7 +581,7 @@ public function createForumTopic($forum, $container = FALSE) {
   +      $this->assertNoText('$type $title has been created.', 'Forum topic was not created');
   

   same

3. +++ b/core/modules/user/tests/src/Functional/UserPasswordResetTest.php
   @@ -375,7 +375,7 @@ public function testUserResetPasswordUserFloodControlIsCleared() {
   -    $this->assertNoText(t('Sorry, @name is not recognized as a username or an e-mail address.', ['@name' => $name]), 'Validation error message shown when trying to request password for invalid account.');
   +    $this->assertNoText('Sorry, $name is not recognized as a username or an e-mail address.', 'Validation error message shown when trying to request password for invalid account.');
   

   same

Changed string quotes to double as per #11.

Thank you.

Committed f4fd2d7 and pushed to 9.1.x. Thanks!