update slack link

Makefile

@@ -15,6 +15,7 @@ clean:
  rm -rf ./docs/source/api
  rm -rf build
  rm -rf dist
+ rm -rf *.egg-info
 
 test: clean env
 

README.md

@@ -29,7 +29,7 @@ ______________________________________________________________________
 [![Build Status](https://dev.azure.com/PytorchLightning/Metrics/_apis/build/status/PyTorchLightning.metrics?branchName=master)](https://dev.azure.com/PytorchLightning/Metrics/_build/latest?definitionId=3&branchName=master)
 [![codecov](https://codecov.io/gh/PyTorchLightning/metrics/branch/master/graph/badge.svg?token=NER6LPI3HS)](https://codecov.io/gh/PyTorchLightning/metrics)
 
-[![Slack](https://img.shields.io/badge/slack-chat-green.svg?logo=slack)](https://join.slack.com/t/pytorch-lightning/shared_invite/zt-pw5v393p-qRaDgEk24~EjiZNBpSQFgQ)
+[![Slack](https://img.shields.io/badge/slack-chat-green.svg?logo=slack)](https://join.slack.com/t/pytorch-lightning/shared_invite/zt-12iz3cds1-uyyyBYJLiaL2bqVmMN7n~A)
 [![Documentation Status](https://readthedocs.org/projects/torchmetrics/badge/?version=latest)](https://torchmetrics.readthedocs.io/en/latest/?badge=latest)
 [![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.5844769.svg)](https://doi.org/10.5281/zenodo.5844769)
 [![JOSS status](https://joss.theoj.org/papers/561d9bb59b400158bc8204e2639dca43/status.svg)](https://joss.theoj.org/papers/561d9bb59b400158bc8204e2639dca43)
@@ -317,12 +317,12 @@ The lightning + torchmetric team is hard at work adding even more metrics.
 But we're looking for incredible contributors like you to submit new metrics
 and improve existing ones!
 
-Join our [Slack](https://join.slack.com/t/pytorch-lightning/shared_invite/zt-pw5v393p-qRaDgEk24~EjiZNBpSQFgQ)
+Join our [Slack](https://join.slack.com/t/pytorch-lightning/shared_invite/zt-12iz3cds1-uyyyBYJLiaL2bqVmMN7n~A)
 to get help becoming a contributor!
 
 ## Community
 
-For help or questions, join our huge community on [Slack](https://join.slack.com/t/pytorch-lightning/shared_invite/zt-pw5v393p-qRaDgEk24~EjiZNBpSQFgQ)!
+For help or questions, join our huge community on [Slack](https://join.slack.com/t/pytorch-lightning/shared_invite/zt-12iz3cds1-uyyyBYJLiaL2bqVmMN7n~A)!
 
 ## Citation