重命名markdown组件静态资源别名，避免与自定义blade标签产生冲突

resources/views/form/markdown.blade.php

@@ -26,7 +26,7 @@
         ele.prototype.webkitMatchesSelector;
 </script>
 
-<script require="@markdown" init="{!! $selector !!}">
+<script require="@editor-md-form" init="{!! $selector !!}">
     editormd(id, {!! $options !!});
 
     Element.prototype.matches = Dcat.eMatches;

src/Layout/Asset.php

@@ -148,7 +148,7 @@ class Asset
                 '@admin/dcat/extra/markdown.css',
             ],
         ],
-        '@markdown' => [
+        '@editor-md-form' => [
             'js' => [
                 '@admin/dcat/plugins/editor-md/lib/raphael.min.js',
                 '@admin/dcat/plugins/editor-md/editormd.min.js',