Only use dev docs

Author: MilesCranmer

README.md

@@ -1,12 +1,11 @@
 # BaseType.jl
 
-[![Stable](https://img.shields.io/badge/docs-stable-blue.svg)](https://SymbolicML.org/BaseType.jl/stable/)
 [![Dev](https://img.shields.io/badge/docs-dev-blue.svg)](https://SymbolicML.org/BaseType.jl/dev/)
 [![Build Status](https://github.com/SymbolicML/BaseType.jl/actions/workflows/CI.yml/badge.svg?branch=main)](https://github.com/SymbolicML/BaseType.jl/actions/workflows/CI.yml?query=branch%3Amain)
 [![Aqua](https://raw.githubusercontent.com/JuliaTesting/Aqua.jl/master/badge.svg)](https://github.com/JuliaTesting/Aqua.jl)
 
 This package defines a tiny function `base_numeric_type` that
-extracts the base numeric type from a possible container type `T`.
+extracts the base numeric type from a possible container type `T`:
 
 - `base_numeric_type(::Type{T}) where {T}`
 - `base_numeric_type(x::T)`