Update README.md

Author: liuh-80

README.md

@@ -5,7 +5,7 @@
 [![Language grade: C/C++](https://img.shields.io/lgtm/grade/cpp/g/sonic-net/sonic-swss-common.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/sonic-net/sonic-swss-common/context:cpp)
 
 *sonic-swss-common builds:*
-
+ 
 [![master build](https://dev.azure.com/mssonic/build/_apis/build/status/Azure.sonic-swss-common?branchName=master&label=master)](https://dev.azure.com/mssonic/build/_build/latest?definitionId=9&branchName=master)
 [![202205 build](https://dev.azure.com/mssonic/build/_apis/build/status/Azure.sonic-swss-common?branchName=202205&label=202205)](https://dev.azure.com/mssonic/build/_build/latest?definitionId=9&branchName=202205)
 [![202111 build](https://dev.azure.com/mssonic/build/_apis/build/status/Azure.sonic-swss-common?branchName=202111&label=202111)](https://dev.azure.com/mssonic/build/_build/latest?definitionId=9&branchName=202111)