minor #1507 [make:authenticator] more typehints / types

Author: jrushlow

src/Maker/MakeAuthenticator.php

@@ -280,7 +280,8 @@ public function generate(InputInterface $input, ConsoleStyle $io, Generator $gen
         );
     }
 
-    private function generateAuthenticatorClass(array $securityData, string $authenticatorType, string $authenticatorClass, $userClass, $userNameField, bool $supportRememberMe): void
+    /** @param array<mixed> $securityData */
+    private function generateAuthenticatorClass(array $securityData, string $authenticatorType, string $authenticatorClass, ?string $userClass, ?string $userNameField, bool $supportRememberMe): void
     {
         $useStatements = new UseStatementGenerator([
             Request::class,
@@ -401,7 +402,8 @@ private function generateFormLoginFiles(string $controllerClass, string $userNam
         );
     }
 
-    private function generateNextMessage(bool $securityYamlUpdated, string $authenticatorType, string $authenticatorClass, $userClass, bool $logoutSetup, bool $supportRememberMe, bool $alwaysRememberMe): array
+    /** @return string[] */
+    private function generateNextMessage(bool $securityYamlUpdated, string $authenticatorType, string $authenticatorClass, ?string $userClass, bool $logoutSetup, bool $supportRememberMe, bool $alwaysRememberMe): array
     {
         $nextTexts = ['Next:'];
         $nextTexts[] = '- Customize your new authenticator.';
@@ -432,6 +434,7 @@ private function generateNextMessage(bool $securityYamlUpdated, string $authenti
         return $nextTexts;
     }
 
+    /** @param array<mixed> $securityData */
     private function userClassHasEncoder(array $securityData, string $userClass): bool
     {
         $userNeedsEncoder = false;