Minor CS fixes

Author: nicolas-grekas

Command/ConfigDebugCommand.php

@@ -259,7 +259,7 @@ private static function buildPathsCompletion(array $paths, string $prefix = ''):
         $completionPaths = [];
         foreach ($paths as $key => $values) {
             if (\is_array($values)) {
-                $completionPaths = $completionPaths + self::buildPathsCompletion($values, $prefix.$key.'.');
+                $completionPaths += self::buildPathsCompletion($values, $prefix.$key.'.');
             } else {
                 $completionPaths[$prefix.$key] = null;
             }

Command/TranslationDebugCommand.php

@@ -212,14 +212,14 @@ protected function execute(InputInterface $input, OutputInterface $output): int
                         $states[] = self::MESSAGE_MISSING;
 
                         if (!$input->getOption('only-unused')) {
-                            $exitCode = $exitCode | self::EXIT_CODE_MISSING;
+                            $exitCode |= self::EXIT_CODE_MISSING;
                         }
                     }
                 } elseif ($currentCatalogue->defines($messageId, $domain)) {
                     $states[] = self::MESSAGE_UNUSED;
 
                     if (!$input->getOption('only-missing')) {
-                        $exitCode = $exitCode | self::EXIT_CODE_UNUSED;
+                        $exitCode |= self::EXIT_CODE_UNUSED;
                     }
                 }
 
@@ -233,7 +233,7 @@ protected function execute(InputInterface $input, OutputInterface $output): int
                     if ($fallbackCatalogue->defines($messageId, $domain) && $value === $fallbackCatalogue->get($messageId, $domain)) {
                         $states[] = self::MESSAGE_EQUALS_FALLBACK;
 
-                        $exitCode = $exitCode | self::EXIT_CODE_FALLBACK;
+                        $exitCode |= self::EXIT_CODE_FALLBACK;
 
                         break;
                     }

DependencyInjection/Configuration.php

@@ -1836,7 +1836,7 @@ private function addHttpClientSection(ArrayNodeDefinition $rootNode, callable $e
                                     continue;
                                 }
                                 if (\is_array($scopedConfig['retry_failed'])) {
-                                    $scopedConfig['retry_failed'] = $scopedConfig['retry_failed'] + $config['default_options']['retry_failed'];
+                                    $scopedConfig['retry_failed'] += $config['default_options']['retry_failed'];
                                 }
                             }