docs: Formatting in CONTRIBUTING.md

{{cookiecutter.project_name}}/{{'CONTRIBUTING.md' if cookiecutter.open_source == 'y'}}

@@ -1,4 +1,4 @@
-# Welcome to {{ cookiecutter.project_name }} contributing guide
+# {{ cookiecutter.project_name | replace("_", " ") | title }} Contributing Guide
 
 Thank you for investing your time in contributing to our project! :sparkles:.
 
@@ -9,7 +9,7 @@ In this guide you will get an overview of the contribution workflow from opening
 issue, creating a PR, reviewing, and merging the PR.
 
 
-## New contributor guide
+## New Contributor Guide
 
 To get an overview of the project, read the [README](README.md). Here are some
 resources to help you get started with open source contributions:
@@ -20,18 +20,18 @@ resources to help you get started with open source contributions:
 - [Collaborating with pull requests](https://docs.github.com/en/github/collaborating-with-pull-requests)
 
 
-## Getting started
+## Getting Started
 
 ### Issues
 
-#### Create a new issue
+#### Create a New Issue
 
 If you spot a problem with the package, [search if an issue already
 exists](https://docs.github.com/en/github/searching-for-information-on-github/searching-on-github/searching-issues-and-pull-requests#search-by-the-title-body-or-comments).
 If a related issue doesn't exist, you can open a new issue using a relevant [issue
 form](https://github.com/alexandrainst/{{ cookiecutter.project_name }}/issues).
 
-#### Solve an issue
+#### Solve an Issue
 
 Scan through our [existing issues](https://github.com/alexandrainst/{{ cookiecutter.project_name }}/issues)
 to find one that interests you. You can narrow down the search using `labels` as
@@ -52,7 +52,7 @@ find an issue to work on, you are welcome to open a PR with a fix.
 
 4. Create a working branch and start with your changes!
 
-### Commit your update
+### Commit Your Update
 
 Commit the changes once you are happy with them. See [Atom's contributing
 guide](https://github.com/atom/atom/blob/master/CONTRIBUTING.md#git-commit-messages) to
@@ -87,4 +87,4 @@ questions or request for additional information.
 
 ### Your PR is merged!
 
-Congratulations :tada::tada: The {{ cookiecutter.project_name }} team thanks you :sparkles:.
+Congratulations :tada::tada: The {{ cookiecutter.project_name | replace("_", " ") | title }} team thanks you :sparkles:.