minor symfony#12578 s/bahavior/behavior (jschaedl)

This PR was merged into the 4.3 branch.

Discussion
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s/bahavior/behavior

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Commits
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7fcf681 s/bahavior/behavior

Author: OskarStark

components/phpunit_bridge.rst

@@ -621,7 +621,7 @@ toggle a behavior::
         public function hello(): string
         {
             if (class_exists(DependencyClass::class)) {
-                return 'The dependency bahavior.';
+                return 'The dependency behavior.';
             }
 
             return 'The default behavior.';
@@ -639,7 +639,7 @@ are installed during tests) would look like::
         public function testHello()
         {
             $class = new MyClass();
-            $result = $class->hello(); // "The dependency bahavior."
+            $result = $class->hello(); // "The dependency behavior."
 
             // ...
         }
@@ -663,7 +663,7 @@ classes, interfaces and/or traits for the code to run::
             ClassExistsMock::withMockedClasses([DependencyClass::class => false]);
 
             $class = new MyClass();
-            $result = $class->hello(); // "The default bahavior."
+            $result = $class->hello(); // "The default behavior."
 
             // ...
         }