update docs

Signed-off-by: NAnnie_wang <annie.wangli@huawei.com>

en/application-dev/reference/apis/js-apis-distributed-data.md

@@ -2264,10 +2264,10 @@ Subscribes to data synchronization completion events. This method uses a synchro
 
 **Example**
 
-```
+```js
 let kvStore;
 kvStore.on('syncComplete', function (data) {
-    console.log("syncComplete callback call data: " + data);
+    console.log("callback call data: " + data);
 });
 ```
 
@@ -2291,10 +2291,10 @@ Unsubscribes from data change events. This method uses a synchronous callback to
 ```
 let kvStore;
 kvStore.on('dataChange', function (data) {
-    console.log("syncComplete callback call data: " + data);
+     console.log("callback call data: " + data);
 });
 kvStore.off('dataChange', function (data) {
-    console.log("syncComplete callback call data: " + data);
+    console.log("callback call data: " + data);
 });
 ```
 

en/application-dev/security/hapsigntool-guidelines.md

@@ -246,7 +246,7 @@ The process of signing a HAP is as follows:
 >
 > For security purposes, the ECC algorithm is recommended for generating key pairs for application signing signatures. The RSA algorithm is not recommended.<br/>
 >  You are advised to place the HAP, profile, KS file **OpenHarmony.p12**, root CA certificate, intermediate CA certificate, and hapsigner in the same directory for easy operation.
->  The **developtools_hapsigner/autosign/result/** directory has the following files:<br/>-&nbsp;OpenHarmony KS file **OpenHarmony.p12** <br/>-&nbsp;Root CA certificate **rootCA.cer**<br/>-&nbsp;Intermediate CA certificate **subCA.cer**<br/>-&nbsp;Profile signing certificate **OpenHarmonyProfileRelease.pem**
+>  The [**developtools_hapsigner/autosign/result**](https://gitee.com/openharmony/developtools_hapsigner/tree/master/autosign/result) directory has the following files:<br/>-&nbsp;OpenHarmony KS file **OpenHarmony.p12** <br/>-&nbsp;Root CA certificate **rootCA.cer**<br/>-&nbsp;Intermediate CA certificate **subCA.cer**<br/>-&nbsp;Profile signing certificate **OpenHarmonyProfileRelease.pem**
 
 
 **1. Generate a key pair for the application signing certificate.**