Cleanup of AuthToken Var statements

Author: tswagger

docs/references/authentication/hmac.md

@@ -170,7 +170,7 @@ You will also be able to adjust the default Driver `$hmacEncryptionDefaultDriver
 overridden for an individual key by including them in the keys array.
 
 ```php
-public array $hmacEncryptionKeys = [
+public $hmacEncryptionKeys = [
     'k1' => [
         'key' => 'hex2bin:923dfab5ddca0c7784c2c388a848a704f5e048736c1a852c862959da62ade8c7',
     ],
@@ -188,7 +188,7 @@ encryption key.  You will need to leave the old key in the array as it will be u
 during re-encryption.
 
 ```php
-public array $hmacEncryptionKeys = [
+public $hmacEncryptionKeys = [
     'k1' => [
         'key' => 'hex2bin:923dfab5ddca0c7784c2c388a848a704f5e048736c1a852c862959da62ade8c7',
     ],

src/Config/BaseAuthToken.php

@@ -11,7 +11,7 @@ class BaseAuthToken extends BaseConfig
     /**
      * List of HMAC Encryption Keys
      *
-     * @var array|string
+     * @var array<string, array{key: string, driver?: string, digest?: string}>|string
      */
     public $hmacEncryptionKeys;
 
@@ -39,11 +39,9 @@ public function __construct()
      */
     protected function initEnvValue(&$property, string $name, string $prefix, string $shortPrefix): void
     {
-        if ($name === 'hmacEncryptionKeys') {
-            // if attempting to set property from ENV, first set to empty string
-            if ($this->getEnvValue($name, $prefix, $shortPrefix) !== null) {
-                $property = '';
-            }
+        // if attempting to set property from ENV, first set to empty string
+        if ($name === 'hmacEncryptionKeys' && $this->getEnvValue($name, $prefix, $shortPrefix) !== null) {
+            $property = '';
         }
 
         parent::initEnvValue($property, $name, $prefix, $shortPrefix);