spelling fixes

src/Symfony/Component/Console/Tests/Fixtures/Style/SymfonyStyle/command/command_5.php

@@ -4,7 +4,7 @@ use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
 use Symfony\Component\Console\Tests\Style\SymfonyStyleWithForcedLineLength;
 
-//Ensure has proper line ending before outputing a text block like with SymfonyStyle::listing() or SymfonyStyle::text()
+//Ensure has proper line ending before outputting a text block like with SymfonyStyle::listing() or SymfonyStyle::text()
 return function (InputInterface $input, OutputInterface $output) {
     $output = new SymfonyStyleWithForcedLineLength($input, $output);
 

src/Symfony/Component/DependencyInjection/Compiler/ReplaceAliasByActualDefinitionPass.php

@@ -51,7 +51,7 @@ class ReplaceAliasByActualDefinitionPass implements CompilerPassInterface
             if (isset($replacements[$targetId])) {
                 $container->setAlias($definitionId, $replacements[$targetId]);
             }
-            // No neeed to process the same target twice
+            // No need to process the same target twice
             if (isset($seenAliasTargets[$targetId])) {
                 continue;
             }

src/Symfony/Component/Translation/Loader/MoFileLoader.php

@@ -174,7 +174,7 @@ class MoFileLoader extends ArrayLoader
     }
 
     /**
-     * Reads an unsigned long from stream respecting endianess.
+     * Reads an unsigned long from stream respecting endianness.
      *
      * @param resource $stream
      * @param bool     $isBigEndian