add language to voice parameter

Author: matthiez

.idea/.gitignore

@@ -31,7 +31,6 @@ $client->sms($params
 <details>
 <summary>Analytics</summary>
 
-
 <ul>
     <li>analytics(array options = [], string $groupBy = 'date'): AbstractAnalytic[]</li>
     <li>analyticsByCountry(array options = []): AnalyticByCountry[]</li>
@@ -164,4 +163,4 @@ particular API key. SMS77_RECIPIENT is the recipient of the test SMS.
 
 Need help? Feel free to [contact us](https://www.seven.io/en/company/contact/).
 
-[![MIT](https://img.shields.io/badge/License-MIT-teal.svg)](./LICENSE)
+[![MIT](https://img.shields.io/badge/License-MIT-teal.svg)](LICENSE)

.idea/markdown.xml

@@ -6,6 +6,7 @@ class VoiceParams extends AbstractParams implements VoiceParamsInterface {
     protected $debug;
     protected $from;
     protected $json;
+    protected $language;
     protected $text;
     protected $to;
     protected $xml;
@@ -69,4 +70,14 @@ public function setXml(?bool $xml): self {
 
         return $this;
     }
+
+    public function getLanguage(): ?string {
+        return $this->language;
+    }
+
+    public function setLanguage(?string $language): self {
+        $this->language = $language;
+
+        return $this;
+    }
 }

.idea/modules.xml

@@ -7,6 +7,8 @@ public function getDebug(): ?bool;
 
     public function getFrom(): ?string;
 
+    public function getLanguage(): ?string;
+
     public function getJson(): ?bool;
 
     public function getText(): ?string;
@@ -21,6 +23,8 @@ public function setFrom(?string $from);
 
     public function setJson(?bool $json);
 
+    public function setLanguage();
+
     public function setText(string $text);
 
     public function setTo(string $to);