Make default consistent for utc_start

src/Hydro/schism_init.F90

@@ -465,7 +465,7 @@ subroutine schism_init(iorder,indir,iths,ntime)
       h1_pp=20._rkind; h2_pp=50._rkind; vdmax_pp1=0.01_rkind; vdmax_pp2=0.01_rkind
       vdmin_pp1=real(1.d-5,rkind); vdmin_pp2=vdmin_pp1; tdmin_pp1=vdmin_pp1; tdmin_pp2=vdmin_pp1
       mid='KL'; stab='KC'; xlsc0=0.1_rkind;  
-      ibcc_mean=0; flag_ic(:)=1; start_year=2000; start_month=1; start_day=1; start_hour=0._rkind; utc_start=8._rkind;  
+      ibcc_mean=0; flag_ic(:)=1; start_year=2000; start_month=1; start_day=1; start_hour=0._rkind; utc_start=0._rkind;  
       itr_met=3; h_tvd=5._rkind; eps1_tvd_imp=1.d-4; eps2_tvd_imp=1.d-14; ip_weno=2;  
       courant_weno=0.5_rkind; ntd_weno=1; nquad=2; epsilon1=1.d-15; i_epsilon2=1; epsilon2=1.d-10; epsilon3=1.d-25; 
       ielad_weno=0; small_elad=1.d-4; i_prtnftl_weno=0;