Update configure_multi_stage_inputs.jl

Formatting changes to occ[i] calculation as suggested by the JuliaFormatter

src/multi_stage/configure_multi_stage_inputs.jl

@@ -49,8 +49,10 @@ function compute_overnight_capital_cost(settings_d::Dict,
     #    (Factor to adjust discounting to year 0 for capital cost is included in the discounting coefficient applied to all terms in the objective function value.)
     occ = zeros(length(inv_costs_yr))
     for i in 1:length(occ)
-        occ[i] = sum(inv_costs_yr[i] / (1 + tech_wacc[i]) .^ (p)
-                     for p in 1:payment_yrs_remaining[i]; init = 0)
+        occ[i] = sum(
+	            inv_costs_yr[i] / (1 + tech_wacc[i]) .^ (p)
+	            for p in 1:payment_yrs_remaining[i];
+	            init = 0)
     end
 
     # 3) Return the overnight capital cost (discounted sum of annual investment costs incured within the model horizon)