Small edits to CONTRIBUTING guide

Signed-off-by: Juan Luis Cano Rodríguez <juan_luis_cano@mckinsey.com>

CONTRIBUTING.md

@@ -6,6 +6,8 @@ We welcome any and all contributions to Kedro, at whatever level you can manage.
 
 You can find the Kedro community on our [Slack organisation](https://slack.kedro.org/), which is where we share news and announcements, and answer technical questions. You're welcome to post links to any articles or videos about Kedro that you create or find, such as how-tos, showcases, demos, blog posts or tutorials.
 
+## Share something you've done
+
 We also curate a [GitHub repo that lists content created by the Kedro community](https://github.com/kedro-org/awesome-kedro). If you've made something with Kedro, simply add it to the list with a PR!
 
 ## Contribute to the project
@@ -15,6 +17,7 @@ There are quite a few ways to contribute to Kedro, such as answering questions a
 Take a look at some of our [contribution suggestions on the Kedro GitHub Wiki](https://github.com/kedro-org/kedro/wiki/Contribute-to-Kedro)!
 
 ## Join the Technical Steering Committee
+
 Kedro is an incubating project in [LF AI & Data](https://lfaidata.foundation/), a sub-organisation within the Linux Foundation that focuses on open innovation within the data and AI space.
 
 The project is governed by a group of maintainers, known as the Technical Steering Committee (TSC); read more about the structure of our TSC in our [Technical Charter](./kedro_technical_charter.pdf).