minor symfony#58097 [Routing] Fix typos (fabpot)

This PR was merged into the 5.4 branch.

Discussion
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[Routing] Fix typos

| Q             | A
| ------------- | ---
| Branch?       | 5.4
| Bug fix?      | no
| New feature?  | no <!-- please update src/**/CHANGELOG.md files -->
| Deprecations? | no <!-- please update UPGRADE-*.md and src/**/CHANGELOG.md files -->
| Issues        | n/a
| License       | MIT

Commits
-------

e7ea24c Fix typos

Author: fabpot

src/Symfony/Component/Routing/Loader/AnnotationFileLoader.php

@@ -87,7 +87,7 @@ protected function findClass(string $file)
         $tokens = token_get_all(file_get_contents($file));
 
         if (1 === \count($tokens) && \T_INLINE_HTML === $tokens[0][0]) {
-            throw new \InvalidArgumentException(sprintf('The file "%s" does not contain PHP code. Did you forgot to add the "<?php" start tag at the beginning of the file?', $file));
+            throw new \InvalidArgumentException(sprintf('The file "%s" does not contain PHP code. Did you forget to add the "<?php" start tag at the beginning of the file?', $file));
         }
 
         $nsTokens = [\T_NS_SEPARATOR => true, \T_STRING => true];

src/Symfony/Component/Routing/Tests/Loader/AnnotationFileLoaderTest.php

@@ -45,7 +45,7 @@ public function testLoadTraitWithClassConstant()
     public function testLoadFileWithoutStartTag()
     {
         $this->expectException(\InvalidArgumentException::class);
-        $this->expectExceptionMessage('Did you forgot to add the "<?php" start tag at the beginning of the file?');
+        $this->expectExceptionMessage('Did you forget to add the "<?php" start tag at the beginning of the file?');
         $this->loader->load(__DIR__.'/../Fixtures/OtherAnnotatedClasses/NoStartTagClass.php');
     }