Update badges in readme (#2359)

* Update badges in readme

Adds links to the actions

* Add branch for CI badge

README.md

@@ -1,6 +1,6 @@
 ![Documentation Status](https://readthedocs.org/projects/frc-docs/badge/?version=latest)
-![CI](https://github.com/wpilibsuite/frc-docs/workflows/CI/badge.svg)
-![Link Check](https://github.com/wpilibsuite/frc-docs/workflows/Link%20Check/badge.svg)
+[![CI](https://github.com/wpilibsuite/frc-docs/actions/workflows/CI.yml/badge.svg?branch=main)](https://github.com/wpilibsuite/frc-docs/actions/workflows/CI.yml?query=branch:main)
+[![Link Check](https://github.com/wpilibsuite/frc-docs/actions/workflows/link-check.yml/badge.svg)](https://github.com/wpilibsuite/frc-docs/actions/workflows/link-check.yml)
 
 # frc-docs
 Welcome to frc-docs! This repository contains the various source articles for the frc-docs website. frc-docs is licensed under Creative Commons, with assets such as the FIRST logo under trademark and copyright of [FIRST](https://www.firstinspires.org/).