Test against LazyBandedMatrices (#198)

Author: jishnub

.github/workflows/downstream.yml

@@ -32,6 +32,7 @@ jobs:
         package:
           - {repo: BlockArrays.jl, group: JuliaArrays}
           - {repo: BandedMatrices.jl, group: JuliaLinearAlgebra}
+          - {repo: LazyBandedMatrices.jl, group: JuliaLinearAlgebra}
           - {repo: BlockBandedMatrices.jl, group: JuliaLinearAlgebra}
           - {repo: InfiniteArrays.jl, group: JuliaArrays}