chore: coverage badge on REDME

Author: grdsdev

README.md

@@ -1,7 +1,7 @@
 # supabase-swift
 [![](https://img.shields.io/endpoint?url=https%3A%2F%2Fswiftpackageindex.com%2Fapi%2Fpackages%2Fsupabase%2Fsupabase-swift%2Fbadge%3Ftype%3Dswift-versions)](https://swiftpackageindex.com/supabase/supabase-swift)
 [![](https://img.shields.io/endpoint?url=https%3A%2F%2Fswiftpackageindex.com%2Fapi%2Fpackages%2Fsupabase%2Fsupabase-swift%2Fbadge%3Ftype%3Dplatforms)](https://swiftpackageindex.com/supabase/supabase-swift)
-[![Coverage Status](https://coveralls.io/repos/github/supabase/supabase-swift/badge.svg?branch=coveralls)](https://coveralls.io/github/supabase/supabase-swift?branch=coveralls)
+[![Coverage Status](https://coveralls.io/repos/github/supabase/supabase-swift/badge.svg?branch=main)](https://coveralls.io/github/supabase/supabase-swift?branch=main)
 
 Supabase client for Swift. Mirrors the design of [supabase-js](https://github.com/supabase/supabase-js/blob/master/README.md).