fix(button): template missing props

Author: betavs

src/calendar/__test__/__snapshots__/index.test.js.snap

@@ -757,7 +757,7 @@ exports[`calendar :base 1`] = `
                   appParameter=""
                   ariaLabel=""
                   class="class t-button t-class t-button--base t-button--primary t-button--rectangle t-button--size-medium t-button--block"
-                  data-custom="{{null}}"
+                  data-custom=""
                   formType=""
                   hoverClass="t-button--hover"
                   hoverStartTime="{{20}}"

src/common/template/button.wxml

@@ -1,15 +1,18 @@
 <template name="button">
   <t-button
     t-id="{{tId || ''}}"
+    style="{{style}}"
     block="{{block || false}}"
     class="{{rootClass || ''}}"
     t-class="{{tClass}}"
     disabled="{{disabled || false}}"
     data-type="{{type}}"
     data-extra="{{extra}}"
+    custom-dataset="{{customDataset}}"
     content="{{content || ''}}"
     icon="{{icon || ''}}"
     loading="{{loading || false}}"
+    loading-props="{{loadingProps}}"
     theme="{{theme || 'default'}}"
     ghost="{{ghost || false}}"
     shape="{{shape || 'rectangle'}}"