Publisher Erratum: Eur. Phys. J. C (2022) 82:1175 https://doi.org/10.1140/epjc/s10052-022-11124-z

In this article, Figure 1, the indices of the variables \(\rho _i\) and \(\rho _{i-1}\) were moved out of place. Under section ‘3 Results’, page 6, the equation should read “\(\hbox {rs} = 1\)” instead of “\(\hbox {rs} = 2\)”. The original article has been corrected.