Update badge in README

Author: mikeheddes

README.md

@@ -2,7 +2,7 @@
     <a href="https://github.com/hyperdimensional-computing/torchhd/blob/main/LICENSE"><img alt="GitHub license" src="https://img.shields.io/badge/license-MIT-orange.svg?style=flat" /></a>
     <a href="https://pypi.org/project/torch-hd/"><img alt="pypi version" src="https://img.shields.io/pypi/v/torch-hd.svg?style=flat&color=orange" /></a>
     <a href="https://anaconda.org/torchhd/torchhd"><img alt="conda version" src="https://img.shields.io/conda/v/torchhd/torchhd?label=conda&style=flat&color=orange" /></a>
-    <a href="https://github.com/hyperdimensional-computing/torchhd/actions/workflows/test.yml?query=branch%3Amain"><img alt="tests status" src="https://img.shields.io/github/workflow/status/hyperdimensional-computing/torchhd/Test/main?label=tests&style=flat" />
+    <a href="https://github.com/hyperdimensional-computing/torchhd/actions/workflows/test.yml?query=branch%3Amain"><img alt="tests status" src="https://img.shields.io/github/actions/workflow/status/hyperdimensional-computing/torchhd/test.yml?branch=main&label=tests&style=flat" />
     </a><img alt="PRs Welcome" src="https://img.shields.io/badge/PRs-welcome-brightgreen.svg?style=flat" />
 </p>
 
@@ -117,4 +117,4 @@ Consider citing [our paper](https://arxiv.org/abs/2205.09208) if you use Torchhd
   journal={arXiv preprint arXiv:2205.09208},
   year={2022}
 }
-```
+```