fixed 58bcd256 from https://gitee.com/wusongqing/docs/pulls/4806

updated formhost and formprovider
Signed-off-by: Nwusongqing <wusongqing@huawei.com>

en/application-dev/reference/apis/js-apis-formhost.md

 # FormHost
 
-> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**<br/>
+> **NOTE**<br/>
 > The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
 
 Provides APIs related to the widget host.

en/application-dev/reference/apis/js-apis-formprovider.md

 # FormProvider
 
-> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**
+> **NOTE**<br>
 > The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
 
 Provides APIs related to the widget provider.
@@ -38,8 +38,8 @@ SystemCapability.Ability.Form
   ```js
   var formId = "12400633174999288";
   formProvider.setFormNextRefreshTime(formId, 5, (error, data) => {
-      if (error) {
-          console.log('formProvider setFormNextRefreshTime, error:' + error.code);
+      if (error.code) {
+          console.log('formProvider setFormNextRefreshTime, error:' + JSON.stringify(error));
       }
   });
   ```
@@ -71,7 +71,9 @@ SystemCapability.Ability.Form
 
   ```js
   var formId = "12400633174999288";
-  formProvider.setFormNextRefreshTime(formId, 5).catch((error) => {
+  formProvider.setFormNextRefreshTime(formId, 5).then(() => {
+      console.log('formProvider setFormNextRefreshTime success');
+  }).catch((error) => {
       console.log('formProvider setFormNextRefreshTime, error:' + JSON.stringify(error));
   });
   ```
@@ -101,8 +103,8 @@ SystemCapability.Ability.Form
   var formId = "12400633174999288";
   let obj = formBindingData.createFormBindingData({temperature:"22c", time:"22:00"});
   formProvider.updateForm(formId, obj, (error, data) => {
-      if (error) {
-          console.log('formProvider updateForm, error:' + error.code);
+      if (error.code) {
+          console.log('formProvider updateForm, error:' + JSON.stringify(error));
       }
   });
   ```
@@ -136,7 +138,9 @@ SystemCapability.Ability.Form
   import formBindingData from '@ohos.application.formBindingData';
   var formId = "12400633174999288";
   let obj = formBindingData.createFormBindingData({temperature:"22c", time:"22:00"});
-  formProvider.updateForm(formId, obj).catch((error) => {
+  formProvider.updateForm(formId, obj).then(() => {
+      console.log('formProvider updateForm success');
+  }).catch((error) => {
       console.log('formProvider updateForm, error:' + JSON.stringify(error));
   });
   ```