[IMP] web: remove monokai in form widget aceEditor

Keep return line in ViewMode.

Courtesy of @odony

addons/web/static/src/js/views/form_widgets.js

@@ -1584,8 +1584,8 @@ var AceEditor = common.AbstractField.extend(common.ReinitializeFieldMixin, {
         if (!window.ace && !this.loadJS_def) {
             this.loadJS_def = ajax.loadJS('/web/static/lib/ace/ace.odoo-custom.js').then(function () {
                 return $.when(ajax.loadJS('/web/static/lib/ace/mode-python.js'),
-                    ajax.loadJS('/web/static/lib/ace/mode-xml.js'),
-                    ajax.loadJS('/web/static/lib/ace/theme-monokai.js'));
+                    ajax.loadJS('/web/static/lib/ace/mode-xml.js')
+                );
             });
         }
         return $.when(this._super(), this.loadJS_def);

addons/web/static/src/less/form_view.less

@@ -136,6 +136,11 @@
         }
     }
 
+    // ace editor RO
+    .oe_form_field_text .oe_form_text_content {
+        white-space: pre-wrap;
+    }
+
     // Tags
     .o_form_field_many2manytags {
         .badge {