Add PkgEval badge to readme (#164)

* Add PkgEval badge to readme

* Pull changes from master

Author: jishnub

README.md

@@ -4,8 +4,8 @@ A Julia repository for linear algebra with infinite banded and block-banded matr
 
 
 [![Build Status](https://github.com/JuliaLinearAlgebra/InfiniteLinearAlgebra.jl/workflows/CI/badge.svg)](https://github.com/JuliaLinearAlgebra/InfiniteLinearAlgebra.jl/actions)
-
 [![codecov](https://codecov.io/gh/JuliaLinearAlgebra/InfiniteLinearAlgebra.jl/branch/master/graph/badge.svg)](https://codecov.io/gh/JuliaLinearAlgebra/InfiniteLinearAlgebra.jl)
+[![pkgeval](https://juliahub.com/docs/General/InfiniteLinearAlgebra/stable/pkgeval.svg)](https://juliaci.github.io/NanosoldierReports/pkgeval_badges/report.html)
 
 ## Infinite-dimensional QR factorization