update docs (8539)

Signed-off-by: Nester.zhou <ester.zhou@huawei.com>

en/application-dev/reference/apis/js-apis-device-info.md

 # Device Information
 
-> **NOTE**<br>
+> **NOTE**
+>
 > The initial APIs of this module are supported since API version 6. Newly added APIs will be marked with a superscript to indicate their earliest API version.
 
 ## Modules to Import
@@ -11,7 +12,7 @@ import deviceInfo from '@ohos.deviceInfo'
 
 ## Attributes
 
-**System capability**: SystemCapability.Startup.SysInfo
+**System capability**: SystemCapability.Startup.SystemInfo
 
 | Name| Type| Readable| Writable| Description|
 | -------- | -------- | -------- | -------- | -------- |
@@ -30,7 +31,7 @@ import deviceInfo from '@ohos.deviceInfo'
 | securityPatchTag | string | Yes| No| Security patch tag.|
 | displayVersion | string | Yes| No| Product version.|
 | incrementalVersion | string | Yes| No| Incremental version.|
-| osReleaseType | string | Yes| No| OS release type. The options are as follows:<br>-&nbsp;**Canary**: Preliminary release open only to specific developers. This release does not promise API stability and may require tolerance of instability.<br>-&nbsp;**Beta**: Release open to all developers. This release does not promise API stability and may require tolerance of instability.<br>-&nbsp;**Release**: Official release open to all developers. This release promises that all APIs are stable.|
+| osReleaseType | string | Yes| No| OS release type. The options are as follows:<br>- **Canary**: Preliminary release open only to specific developers. This release does not promise API stability and may require tolerance of instability.<br>- **Beta**: Release open to all developers. This release does not promise API stability and may require tolerance of instability.<br>- **Release**: Official release open to all developers. This release promises that all APIs are stable.|
 | osFullName | string | Yes| No| OS version.|
 | majorVersion | number | Yes| No| Major version, incrementing along with OS version updates.|
 | seniorVersion | number | Yes| No| Senior version, incrementing along with architecture and feature updates.|

en/application-dev/reference/apis/js-apis-system-parameter.md

@@ -7,7 +7,7 @@
 ## Modules to Import
 
 ```ts
-import parameter from '@ohos.systemParameter'
+import parameter from '@ohos.systemparameter'
 ```
 
 
@@ -17,7 +17,7 @@ getSync(key: string, def?: string): string
 
 Obtains the value of the attribute with the specified key.
 
-**System capability**: SystemCapability.Startup.SysInfo
+**System capability**: SystemCapability.Startup.SystemInfo
 
 **Parameters**
 
@@ -50,7 +50,7 @@ get(key: string, callback: AsyncCallback<string>): void
 
 Obtains the value of the attribute with the specified key. This API uses an asynchronous callback to return the result.
 
-**System capability**: SystemCapability.Startup.SysInfo
+**System capability**: SystemCapability.Startup.SystemInfo
 
 **Parameters**
 
@@ -81,7 +81,7 @@ get(key: string, def: string, callback: AsyncCallback<string>): void
 
 Obtains the value of the attribute with the specified key. This API uses an asynchronous callback to return the result.
 
-**System capability**: SystemCapability.Startup.SysInfo
+**System capability**: SystemCapability.Startup.SystemInfo
 
 **Parameters**
 
@@ -114,7 +114,7 @@ get(key: string, def?: string): Promise<string>
 
 Obtains the value of the attribute with the specified key. This API uses a promise to return the result.
 
-**System capability**: SystemCapability.Startup.SysInfo
+**System capability**: SystemCapability.Startup.SystemInfo
 
 **Parameters**
 
@@ -151,7 +151,7 @@ setSync(key: string, value: string): void
 
 Sets a value for the attribute with the specified key.
 
-**System capability**: SystemCapability.Startup.SysInfo
+**System capability**: SystemCapability.Startup.SystemInfo
 
 **Parameters**
 
@@ -177,7 +177,7 @@ set(key: string, value: string, callback: AsyncCallback<void>): void
 
 Sets a value for the attribute with the specified key. This API uses an asynchronous callback to return the result.
 
-**System capability**: SystemCapability.Startup.SysInfo
+**System capability**: SystemCapability.Startup.SystemInfo
 
 **Parameters**
 
@@ -209,14 +209,14 @@ set(key: string, value: string): Promise<void>
 
 Sets a value for the attribute with the specified key. This API uses a promise to return the result.
 
-**System capability**: SystemCapability.Startup.SysInfo
+**System capability**: SystemCapability.Startup.SystemInfo
 
 **Parameters**
 
 | Name| Type| Mandatory| Description|
 | -------- | -------- | -------- | -------- |
 | key | string | Yes| Key of the system attribute.|
-| value| string | Yes | System attribute value to set.|
+| value| string | Yes| System attribute value to set.|
 
 **Return value**