Update issue filter search illustration

Changelog: changed

app/assets/javascripts/issues/dashboard/components/issues_dashboard_app.vue

@@ -529,7 +529,6 @@ export default {
       <gl-empty-state
         :description="emptyStateDescription"
         :svg-path="emptyStateSvgPath"
-        :svg-height="150"
         :title="emptyStateTitle"
       />
     </template>

app/helpers/issues_helper.rb

@@ -207,7 +207,7 @@ def dashboard_issues_list_data(current_user)
       dashboard_labels_path: dashboard_labels_path(format: :json, include_ancestor_groups: true),
       dashboard_milestones_path: dashboard_milestones_path(format: :json),
       empty_state_with_filter_svg_path: image_path('illustrations/empty-state/empty-issues-md.svg'),
-      empty_state_without_filter_svg_path: image_path('illustrations/issue-dashboard_results-without-filter.svg'),
+      empty_state_without_filter_svg_path: image_path('illustrations/empty-state/empty-search-md.svg'),
       has_issue_date_filter_feature: Feature.enabled?(:issue_date_filter, current_user).to_s,
       initial_sort: current_user&.user_preference&.issues_sort,
       is_public_visibility_restricted: