Update button icon sizes for bulk upload links in log actions component

app/components/create_log_actions_component.html.erb

@@ -27,14 +27,14 @@
           <% end %>
           <%= govuk_button_link_to create_test_bulk_upload_href(2024), class: "govuk-button govuk-button--secondary" do %>
             24/25 BU test file
-            <svg class="govuk-button__start-icon bi bi-download"  xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" viewBox="0 0 16 16" stroke="currentColor" stroke-width="1.2">
+            <svg class="govuk-button__start-icon bi bi-download"  xmlns="http://www.w3.org/2000/svg" width="18" height="19" fill="currentColor" viewBox="0 0 16 16" stroke="currentColor" stroke-width="1.4">
               <path d="M.5 9.9a.5.5 0 0 1 .5.5v2.5a1 1 0 0 0 1 1h12a1 1 0 0 0 1-1v-2.5a.5.5 0 0 1 1 0v2.5a2 2 0 0 1-2 2H2a2 2 0 0 1-2-2v-2.5a.5.5 0 0 1 .5-.5"/>
               <path d="M7.646 11.854a.5.5 0 0 0 .708 0l3-3a.5.5 0 0 0-.708-.708L8.5 10.293V1.5a.5.5 0 0 0-1 0v8.793L5.354 8.146a.5.5 0 1 0-.708.708z"/>
             </svg>
           <% end %>
           <%= govuk_button_link_to create_test_bulk_upload_href(2025), class: "govuk-button govuk-button--secondary" do %>
             25/26 BU test file
-            <svg class="govuk-button__start-icon bi bi-download"  xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" viewBox="0 0 16 16" stroke="currentColor" stroke-width="1.2">
+            <svg class="govuk-button__start-icon bi bi-download"  xmlns="http://www.w3.org/2000/svg" width="18" height="19" fill="currentColor" viewBox="0 0 16 16" stroke="currentColor" stroke-width="1.4">
               <path d="M.5 9.9a.5.5 0 0 1 .5.5v2.5a1 1 0 0 0 1 1h12a1 1 0 0 0 1-1v-2.5a.5.5 0 0 1 1 0v2.5a2 2 0 0 1-2 2H2a2 2 0 0 1-2-2v-2.5a.5.5 0 0 1 .5-.5"/>
               <path d="M7.646 11.854a.5.5 0 0 0 .708 0l3-3a.5.5 0 0 0-.708-.708L8.5 10.293V1.5a.5.5 0 0 0-1 0v8.793L5.354 8.146a.5.5 0 1 0-.708.708z"/>
             </svg>