CompatHelper: bump compat for "BandedMatrices" to "0.16" (#12)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

Author: github-actions[bot]

Project.toml

@@ -16,7 +16,7 @@ StaticArrays = "90137ffa-7385-5640-81b9-e52037218182"
 Statistics = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
 
 [compat]
-BandedMatrices = "0.15"
+BandedMatrices = "0.15, 0.16"
 DelayEmbeddings = "2"
 FFTW = "1.2"
 LPVSpectral = "0.3"