add LC generator group sin file

roles/benchmark/templates/eebbuddubb-simple.sin.j2

+model = SM
+
+alias x = u:c
+alias y = d:s:b
+alias X = U:C
+alias Y = D:S:B
+
+alias uq = u:U
+alias dq = d:D
+alias cq = c:C
+alias sq = s:S
+alias bq = b:B
+
+alias up_type_q = u:c:U:C
+alias down_type_q = d:s:b:D:S:B
+alias quarks = u:d:s:c:b:U:D:S:C:B
+
+ms = 0 GeV
+mc = 0 GeV
+mb = 0 GeV 
+alphas = 0
+
+process Pbbuddubb = e1, E1 => b,B,u,D,d,U,b,B 
+
+compile
+
+logical ?is_higgs_process = true
+
+sqrts = 500 GeV
+
+beams = e1, E1 => isr
+beams_pol_density = @(-1), @(+1)
+
+?isr_recoil = true
+real default_M_cut = 10 GeV
+cuts = all M > default_M_cut [ quarks, quarks ]
+
+iterations = 5:{{ item.n_calls }}:"gw", 1:{{ 3 * item.n_calls }}
+
+relative_error_goal = 0.005
+
+integrate ( Pbbuddubb )
+printf "RES %8i %8e %8e" ({{ item.n_calls }}, integral(Pbbuddubb), error(Pbbuddubb))

roles/benchmark/templates/eebbuddubb.sin.j2

+model = SM
+
+alias x = u:c
+alias y = d:s:b
+alias X = U:C
+alias Y = D:S:B
+
+alias uq = u:U
+alias dq = d:D
+alias cq = c:C
+alias sq = s:S
+alias bq = b:B
+
+alias up_type_q = u:c:U:C
+alias down_type_q = d:s:b:D:S:B
+alias quarks = u:d:s:c:b:U:D:S:C:B
+
+ms = 0 GeV
+mc = 0 GeV
+mb = 0 GeV 
+alphas = 0
+
+process Pbbuddubb = e1, E1 => b,B,u,D,d,U,b,B 
+
+compile
+
+logical ?is_higgs_process = true
+
+sqrts = 500 GeV
+
+beams = e1, E1 => isr
+beams_pol_density = @(-1), @(+1)
+
+?isr_recoil = true
+real default_M_cut = 10 GeV
+cuts = all M > default_M_cut [ quarks, quarks ]
+
+iterations = 5:{{ item.n_calls }}:"gw", 5:{{ item.n_calls }}
+
+relative_error_goal = 0.005
+
+integrate ( Pbbuddubb )
+printf "RES %8i %8e %8e" ({{ item.n_calls }}, integral(Pbbuddubb), error(Pbbuddubb))