fix missing import of func for statsplotsext

Author: thorek1

ext/StatsPlotsExt.jl

@@ -1,7 +1,7 @@
 module StatsPlotsExt
 
 using MacroModelling
-import MacroModelling: ParameterType, ℳ, Symbol_input, String_input, Tolerances, merge_calculation_options, MODEL®, DATA®, PARAMETERS®, ALGORITHM®, FILTER®, VARIABLES®, SMOOTH®, SHOW_PLOTS®, SAVE_PLOTS®, SAVE_PLOTS_FORMATH®, SAVE_PLOTS_PATH®, PLOTS_PER_PAGE®, MAX_ELEMENTS_PER_LEGENDS_ROW®, EXTRA_LEGEND_SPACE®, PLOT_ATTRIBUTES®, QME®, SYLVESTER®, LYAPUNOV®, TOLERANCES®, VERBOSE®, DATA_IN_LEVELS®, PERIODS®, SHOCKS®, SHOCK_SIZE®, NEGATIVE_SHOCK®, GENERALISED_IRF®, INITIAL_STATE®, IGNORE_OBC®, CONDITIONS®, SHOCK_CONDITIONS®, LEVELS®, parse_shocks_input_to_index, parse_variables_input_to_index, replace_indices, filter_data_with_model, get_relevant_steady_states, replace_indices_in_symbol, parse_algorithm_to_state_update, girf
+import MacroModelling: ParameterType, ℳ, Symbol_input, String_input, Tolerances, merge_calculation_options, MODEL®, DATA®, PARAMETERS®, ALGORITHM®, FILTER®, VARIABLES®, SMOOTH®, SHOW_PLOTS®, SAVE_PLOTS®, SAVE_PLOTS_FORMATH®, SAVE_PLOTS_PATH®, PLOTS_PER_PAGE®, MAX_ELEMENTS_PER_LEGENDS_ROW®, EXTRA_LEGEND_SPACE®, PLOT_ATTRIBUTES®, QME®, SYLVESTER®, LYAPUNOV®, TOLERANCES®, VERBOSE®, DATA_IN_LEVELS®, PERIODS®, SHOCKS®, SHOCK_SIZE®, NEGATIVE_SHOCK®, GENERALISED_IRF®, INITIAL_STATE®, IGNORE_OBC®, CONDITIONS®, SHOCK_CONDITIONS®, LEVELS®, parse_shocks_input_to_index, parse_variables_input_to_index, replace_indices, filter_data_with_model, get_relevant_steady_states, replace_indices_in_symbol, parse_algorithm_to_state_update, girf, decompose_name
 import DocStringExtensions: FIELDS, SIGNATURES, TYPEDEF, TYPEDSIGNATURES, TYPEDFIELDS
 import LaTeXStrings
 import StatsPlots

src/MacroModelling.jl

@@ -166,7 +166,7 @@ function plot_forecast_error_variance_decomposition end
 function plot_fevd  end
 function plot_model_estimates   end
 function plot_shock_decomposition   end
-function plot_conditional_forecast end
+function plot_conditional_forecast  end
 function plotlyjs_backend   end
 function gr_backend end