add nbsp

RUN_IN_CI.md

@@ -12,7 +12,7 @@ You can set environement variable using Github's `Repository secrets` at `https:
 
 More info on [Github Actions](https://docs.github.com/en/actions/writing-workflows/workflow-syntax-for-github-actions).
 
-## CircleCI <img src="./assets/circleci.svg" width="24">
+## CircleCI &nbsp;<img src="./assets/circleci.svg" width="24">
 
 Create a new config file in your repository under `.circleci/config.yml`. You can use the provided example [config.yml.example](.circleci/config.yml.example).