Display line breaks in data tables

Some values might contain line breaks, for example the relatively
new setting SCENARIO_DEFINITIONS_YAML. Before everything was
printed in one line. Line breaks got lost.

assets/javascripts/audit_log.js

@@ -149,7 +149,7 @@ function showScheduledProductModalDialog(title, body) {
 }
 
 function renderScheduledProductSettings(settings) {
-  const table = $('<table/>').addClass('table table-striped');
+  const table = $('<table/>').addClass('table table-striped settings-table');
   for (const [key, value] of Object.entries(settings || {})) {
     table.append(
       $('<tr/>')

assets/stylesheets/tables.scss

@@ -63,7 +63,11 @@
         text-align: center;
     }
 }
-
+table.settings-table tr {
+    td span {
+        white-space: pre;
+    }
+}
 table.dataTable {
     td.name {
         text-align: left;