Measurement of the CP-violating phase ${\phi_{\mathrm{s}}}$ in the ${\mathrm{B^{0}_{s}}\to\mathrm{J}/\psi\,\phi(1020) \to \mu^{+}\mu^{-}\,{\mathrm{K^{+}}\mathrm{K^{-}}} } $ channel in proton-proton collisions at $\sqrt{s} = $ 13 TeV