Extract method to get toggle selection path

This way we simplify the view code.

Since now we only use the `budget` method in one place, we're removing
it.

app/components/admin/budget_investments/toggle_selection_component.html.erb

@@ -1,32 +1,14 @@
 <% if investment.selected? %>
   <%= link_to_if can?(:toggle_selection, investment),
                  t("admin.budget_investments.index.selected"),
-                 toggle_selection_admin_budget_budget_investment_path(
+                 path,
-                   budget,
-                   investment,
-                   filter: params[:filter],
-                   sort_by: params[:sort_by],
-                   min_total_supports: params[:min_total_supports],
-                   max_total_supports: params[:max_total_supports],
-                   advanced_filters: params[:advanced_filters],
-                   page: params[:page]
-                 ),
                  method: :patch,
                  remote: true,
                  class: "button small expanded" %>
 <% elsif investment.feasible? && investment.valuation_finished? %>
   <% if can?(:toggle_selection, investment) %>
     <%= link_to t("admin.budget_investments.index.select"),
-                toggle_selection_admin_budget_budget_investment_path(
+                path,
-                  budget,
-                  investment,
-                  filter: params[:filter],
-                  sort_by: params[:sort_by],
-                  min_total_supports: params[:min_total_supports],
-                  max_total_supports: params[:max_total_supports],
-                  advanced_filters: params[:advanced_filters],
-                  page: params[:page]
-                ),
                 method: :patch,
                 remote: true,
                 class: "button small hollow expanded" %>

app/components/admin/budget_investments/toggle_selection_component.rb

@@ -8,7 +8,16 @@ class Admin::BudgetInvestments::ToggleSelectionComponent < ApplicationComponent
 
   private
 
-    def budget
+    def path
-      investment.budget
+      toggle_selection_admin_budget_budget_investment_path(
+        investment.budget,
+        investment,
+        filter: params[:filter],
+        sort_by: params[:sort_by],
+        min_total_supports: params[:min_total_supports],
+        max_total_supports: params[:max_total_supports],
+        advanced_filters: params[:advanced_filters],
+        page: params[:page]
+      )
     end
 end