readme: remove waffle link.
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</p>
-# Project status
-
-[![Throughput Graph](https://graphs.waffle.io/libp2p/go-libp2p/throughput.svg)](https://waffle.io/libp2p/go-libp2p/metrics/throughput)
-
-[**`Weekly Core Dev Calls`**](https://github.com/ipfs/pm/issues/674)
-
# Table of Contents
- [Background](#background)
- [Tests](#tests)
- [Packages](#packages)
- [Contribute](#contribute)
+- [Weekly Core Dev Calls](https://github.com/ipfs/pm/issues/674)
## Background
