财务开票模块更新

server/app/Finance/Services/Api/BaiwangApiService.php

@@ -208,8 +208,8 @@ class BaiwangApiService extends PlatformAbstractService
         $signature = base64_encode(hash_hmac('sha256', $sign_str, $sercret, true));
 
         return [
-            'date' => $date,
-            'host' => $host,
+            'Date' => $date,
+            'Host' => $host,
             'x-htjs-nonce' => $nonce,
             'x-htjs-ua' => $ua,
             'Authorization' => 'hmac username="'.$key.'", algorithm="hmac-sha256", headers="request-line date host x-htjs-nonce x-htjs-ua", signature="'.$signature.'"'