fixed 093f698e from https://gitee.com/Liwuli123/docs/pulls/23544

ArkTs整改
Signed-off-by: Nliwuli <liwuli@huawei.com>

zh-cn/application-dev/reference/apis/js-apis-enterprise-deviceSettings.md

@@ -154,21 +154,18 @@ let wantTemp: Want = {
 let certFileArray: Uint8Array = new Uint8Array();
 // The variable context needs to be initialized in MainAbility's onCreate callback function
 // test.cer needs to be placed in the rawfile directory
-await getContext().resourceManager.getRawFileContent("test.cer")
-  .then((value) => {
-    certFileArray = value
-  })
-  .catch((error: BusinessError) => {
-    console.error(`Failed to get row file content. message: ${error.message}`);
-    return
-  });
-
-deviceSettings.installUserCertificate(wantTemp, { inData: certFileArray, alias: "cert_alias_xts" }, (err, result) => {
+getContext().resourceManager.getRawFileContent("test.cer").then((value) => {
+  certFileArray = value;
+  deviceSettings.installUserCertificate(wantTemp, { inData: certFileArray, alias: "cert_alias_xts" }, (err, result) => {
     if (err) {
       console.error(`Failed to install user certificate. Code: ${err.code}, message: ${err.message}`);
     } else {
       console.info(`Succeeded in installing user certificate, result : ${JSON.stringify(result)}`);
     }
+  });
+}).catch((error: BusinessError) => {
+  console.error(`Failed to get row file content. message: ${error.message}`);
+  return
 });
 ```
 
@@ -219,21 +216,18 @@ let wantTemp: Want = {
 let certFileArray: Uint8Array = new Uint8Array();
 // The variable context needs to be initialized in MainAbility's onCreate callback function
 // test.cer needs to be placed in the rawfile directory
-await getContext().resourceManager.getRawFileContent("test.cer")
-  .then((value) => {
+getContext().resourceManager.getRawFileContent("test.cer").then((value) => {
   certFileArray = value
-  })
-  .catch((error: BusinessError) => {
-    console.error(`Failed to get row file content. message: ${error.message}`);
-    return
-  });
-
-await deviceSettings.installUserCertificate(wantTemp, { inData: certFileArray, alias: "cert_alias_xts" })
+  deviceSettings.installUserCertificate(wantTemp, { inData: certFileArray, alias: "cert_alias_xts" })
     .then((result) => {
       console.info(`Succeeded in installing user certificate, result : ${JSON.stringify(result)}`);
     }).catch((err: BusinessError) => {
     console.error(`Failed to install user certificate. Code: ${err.code}, message: ${err.message}`);
-})
+  })
+}).catch((error: BusinessError) => {
+  console.error(`Failed to get row file content. message: ${error.message}`);
+  return
+});
 ```
 
 ## CertBlob