Merge pull request #7 from go-tstr/fix-readme

Fix readme

Author: heppu

README.md

@@ -1,5 +1,3 @@
-# errgroup
-
 [![Go Reference](https://pkg.go.dev/badge/github.com/go-tstr/tstr.svg)](https://pkg.go.dev/github.com/go-tstr/tstr) [![codecov](https://codecov.io/github/go-tstr/tstr/graph/badge.svg?token=H3u7Ui9PfC)](https://codecov.io/github/go-tstr/tstr)
 
 # Better testing with TSTR!