Z4c: remove commented out sync

Author: lwJi

Z4c/schedule.ccl

@@ -247,14 +247,6 @@ SCHEDULE Z4c_RHS IN Z4c_RHSGroup
   WRITES: Theta_rhs(interior)
   WRITES: alphaG_rhs(interior)
   WRITES: betaG_rhs(interior)
-  #SYNC: chi_rhs
-  #SYNC: gamma_tilde_rhs
-  #SYNC: K_hat_rhs
-  #SYNC: A_tilde_rhs
-  #SYNC: Gam_tilde_rhs
-  #SYNC: Theta_rhs
-  #SYNC: alphaG_rhs
-  #SYNC: betaG_rhs
 } "Calculate Z4c RHS"
 
 if (CCTK_Equals(boundary_conditions, "NewRadX")) {