update: update http to https

Author: 9m-ele

index.html

@@ -75,7 +75,7 @@ <h5 class="my-0 mr-md-auto font-weight-normal">
             <div id="platform" class="p-2 dropdown"><span>Platform</span> 
                 <div>
                     <a id="uiflow" class="dropdown-item" href="https://heltec.org">HelTec Automation</a>
-                    <a id="arduino" class="dropdown-item" href="http://resource.heltec.cn/">Resource Page</a>
+                    <a id="arduino" class="dropdown-item" href="https://resource.heltec.cn/">Resource Page</a>
                     <a id="community" class="dropdown-item" href="http://community.heltec.cn/">Community</a>
                 </div>
             </div>
@@ -220,7 +220,7 @@ <h5 class="my-0 mr-md-auto font-weight-normal">
                 $("#platform a").eq(0).text("HelTec AutoMation");
                 $("#platform a").eq(1).text("Resource Page");
                 $("#platform a").eq(2).text("Community");
-                $("#arduino").attr("href", "http://resource.heltec.cn/");
+                $("#arduino").attr("href", "https://resource.heltec.cn/");
                 $("#uiflow").attr("href", "https://heltec.cn");
                 $("#platform span").text("Platform");
                 $("#language span").text("Language");
@@ -236,7 +236,7 @@ <h5 class="my-0 mr-md-auto font-weight-normal">
                 $("#platform a").eq(0).text("HelTec AutoMation");
                 $("#platform a").eq(1).text("Resource Page");
                 $("#platform a").eq(2).text("论坛");
-                $("#arduino").attr("href", "http://resource.heltec.cn/");
+                $("#arduino").attr("href", "https://resource.heltec.cn/");
                 $("#uiflow").attr("href", "https://heltec.cn/zh/");
                 $("#platform span").text("开发平台");
                 $("#language span").text("切换语言");