minor #33071 Fix deprecation test on master (jderusse)

This PR was merged into the 5.0-dev branch.

Discussion
----------

Fix deprecation test on master

| Q             | A
| ------------- | ---
| Branch?       | master
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #32844
| License       | MIT
| Doc PR        | NA

Fix PHPUnit 8 deprecations in master branch

nb: `master` should have been identical to `4.4` but a part of code have been migrated in #31899

Commits
-------

d2f7c6c Fix deprecation test on master

src/Symfony/Bundle/FrameworkBundle/Tests/Controller/AbstractControllerTest.php

@@ -246,8 +246,8 @@ public function testFile()
         if ($response->headers->get('content-type')) {
             $this->assertSame('text/x-php', $response->headers->get('content-type'));
         }
-        $this->assertContains(ResponseHeaderBag::DISPOSITION_ATTACHMENT, $response->headers->get('content-disposition'));
-        $this->assertContains(basename(__FILE__), $response->headers->get('content-disposition'));
+        $this->assertStringContainsString(ResponseHeaderBag::DISPOSITION_ATTACHMENT, $response->headers->get('content-disposition'));
+        $this->assertStringContainsString(basename(__FILE__), $response->headers->get('content-disposition'));
     }
 
     public function testFileAsInline()
@@ -262,8 +262,8 @@ public function testFileAsInline()
         if ($response->headers->get('content-type')) {
             $this->assertSame('text/x-php', $response->headers->get('content-type'));
         }
-        $this->assertContains(ResponseHeaderBag::DISPOSITION_INLINE, $response->headers->get('content-disposition'));
-        $this->assertContains(basename(__FILE__), $response->headers->get('content-disposition'));
+        $this->assertStringContainsString(ResponseHeaderBag::DISPOSITION_INLINE, $response->headers->get('content-disposition'));
+        $this->assertStringContainsString(basename(__FILE__), $response->headers->get('content-disposition'));
     }
 
     public function testFileWithOwnFileName()
@@ -279,8 +279,8 @@ public function testFileWithOwnFileName()
         if ($response->headers->get('content-type')) {
             $this->assertSame('text/x-php', $response->headers->get('content-type'));
         }
-        $this->assertContains(ResponseHeaderBag::DISPOSITION_ATTACHMENT, $response->headers->get('content-disposition'));
-        $this->assertContains($fileName, $response->headers->get('content-disposition'));
+        $this->assertStringContainsString(ResponseHeaderBag::DISPOSITION_ATTACHMENT, $response->headers->get('content-disposition'));
+        $this->assertStringContainsString($fileName, $response->headers->get('content-disposition'));
     }
 
     public function testFileWithOwnFileNameAsInline()
@@ -296,8 +296,8 @@ public function testFileWithOwnFileNameAsInline()
         if ($response->headers->get('content-type')) {
             $this->assertSame('text/x-php', $response->headers->get('content-type'));
         }
-        $this->assertContains(ResponseHeaderBag::DISPOSITION_INLINE, $response->headers->get('content-disposition'));
-        $this->assertContains($fileName, $response->headers->get('content-disposition'));
+        $this->assertStringContainsString(ResponseHeaderBag::DISPOSITION_INLINE, $response->headers->get('content-disposition'));
+        $this->assertStringContainsString($fileName, $response->headers->get('content-disposition'));
     }
 
     public function testFileFromPath()
@@ -312,8 +312,8 @@ public function testFileFromPath()
         if ($response->headers->get('content-type')) {
             $this->assertSame('text/x-php', $response->headers->get('content-type'));
         }
-        $this->assertContains(ResponseHeaderBag::DISPOSITION_ATTACHMENT, $response->headers->get('content-disposition'));
-        $this->assertContains(basename(__FILE__), $response->headers->get('content-disposition'));
+        $this->assertStringContainsString(ResponseHeaderBag::DISPOSITION_ATTACHMENT, $response->headers->get('content-disposition'));
+        $this->assertStringContainsString(basename(__FILE__), $response->headers->get('content-disposition'));
     }
 
     public function testFileFromPathWithCustomizedFileName()
@@ -328,8 +328,8 @@ public function testFileFromPathWithCustomizedFileName()
         if ($response->headers->get('content-type')) {
             $this->assertSame('text/x-php', $response->headers->get('content-type'));
         }
-        $this->assertContains(ResponseHeaderBag::DISPOSITION_ATTACHMENT, $response->headers->get('content-disposition'));
-        $this->assertContains('test.php', $response->headers->get('content-disposition'));
+        $this->assertStringContainsString(ResponseHeaderBag::DISPOSITION_ATTACHMENT, $response->headers->get('content-disposition'));
+        $this->assertStringContainsString('test.php', $response->headers->get('content-disposition'));
     }
 
     public function testFileWhichDoesNotExist()