修改部分Settings测试用例及关键字，新增获取网页证书方法

02-Keyword/tsg_ui/setting/Settings.robot

@@ -107,6 +107,7 @@ CreateSNATIPPools
     Wait Until Element Is Enabled    id=app_create    ${sleep_Wait}
     ${status}    Run Keyword And Return Status    Page Should Contain    Go to    #判断页面是否包含该文本
     Should Be Equal As Strings    ${status}    True    #断言
+    sleep    ${sleep}
     
 EditSNATIPPools
     [Arguments]    ${value}    ${search}    ${name}    ${type}    ${ip}=null    ${j}=1 
@@ -2284,6 +2285,7 @@ TurnPage
     ...    ${PreviousPage} 上一页按钮定位
     ...    ${JumpInput} 跳转页面输入框
     ...    ${pages}  跳转得页码
+    sleep    ${sleep}
     ${text1}    get text    xpath=${AssertXpath}
     click    xpath=${NextPage}
     sleep    ${sleep}