Update README.md

Author: lckr

README.md

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 # jupyterlab_variableinspector
 
-![Build and Publish](https://github.com/lckr/jupyterlab-variableInspector/workflows/Build%20and%20Publish/badge.svg)
+![Build](https://github.com/lckr/jupyterlab-variableInspector/workflows/Build/badge.svg)
 [![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/lckr/jupyterlab-variableInspector.git/master?urlpath=lab)
 
 Jupyterlab extension that shows currently used variables and their values. The goal is to provide a tool similar to the variable inspector in RStudio.