Run latest version of php-cs-fixer

Author: oschwald

autoload.php

@@ -25,7 +25,7 @@ function mmdb_autoload($class): void
     * to extend in the future if (for example) the test classes
     * begin to use one another.
     */
-    $namespace_map = ['MaxMind\\Db\\' => __DIR__ . '/src/MaxMind/Db/'];
+    $namespace_map = ['MaxMind\Db\\' => __DIR__ . '/src/MaxMind/Db/'];
 
     foreach ($namespace_map as $prefix => $dir) {
         // First swap out the namespace prefix with a directory...

tests/MaxMind/Db/Test/ReaderTest.php

@@ -252,7 +252,7 @@ public function testV6AddressV4Database(): void
     {
         $this->expectException(\InvalidArgumentException::class);
         $this->expectExceptionMessage('Error looking up 2001::. You attempted to look up an IPv6 address in an IPv4-only database');
-        if (\defined('MaxMind\\Db\\Reader::MMDB_LIB_VERSION') && version_compare(Reader::MMDB_LIB_VERSION, '1.2.0', '<')) {
+        if (\defined('MaxMind\Db\Reader::MMDB_LIB_VERSION') && version_compare(Reader::MMDB_LIB_VERSION, '1.2.0', '<')) {
             $this->markTestSkipped('MMDB_LIB_VERSION < 1.2.0');
         }
         $reader = new Reader('tests/data/test-data/MaxMind-DB-test-ipv4-24.mmdb');