Add browser-supported directives

Author: bencroker

src/templates/_settings.twig

@@ -166,28 +166,31 @@
                             type: 'select',
                             heading: 'Directive'|t('sherlock'),
                             options: {
-                                'default-src': 'default-src',
-                                'script-src': 'script-src',
-                                'style-src': 'style-src',
-                                'img-src': 'img-src',
-                                'connect-src': 'connect-src',
-                                'font-src': 'font-src',
-                                'object-src': 'object-src',
-                                'media-src': 'media-src',
-                                'frame-src': 'frame-src',
-                                'sandbox': 'sandbox',
-                                'report-uri': 'report-uri',
-                                'child-src': 'child-src',
-                                'form-action': 'form-action',
-                                'frame-ancestors': 'frame-ancestors',
-                                'plugin-types': 'plugin-types',
-                                'base-uri': 'base-uri',
-                                'report-to': 'report-to',
-                                'worker-src': 'worker-src',
-                                'manifest-src': 'manifest-src',
-                                'prefetch-src': 'prefetch-src',
-                                'navigate-to': 'navigate-to',
-                            },
+                            'default-src': 'default-src',
+                            'script-src': 'script-src',
+                            'style-src': 'style-src',
+                            'img-src': 'img-src',
+                            'connect-src': 'connect-src',
+                            'font-src': 'font-src',
+                            'object-src': 'object-src',
+                            'media-src': 'media-src',
+                            'frame-src': 'frame-src',
+                            'sandbox': 'sandbox',
+                            'report-uri': 'report-uri',
+                            'child-src': 'child-src',
+                            'form-action': 'form-action',
+                            'frame-ancestors': 'frame-ancestors',
+                            'plugin-types': 'plugin-types',
+                            'base-uri': 'base-uri',
+                            'report-to': 'report-to',
+                            'worker-src': 'worker-src',
+                            'manifest-src': 'manifest-src',
+                            'prefetch-src': 'prefetch-src',
+                            'navigate-to': 'navigate-to',
+                            'require-trusted-types-for': 'require-trusted-types-for',
+                            'trusted-types': 'trusted-types',
+                            'upgrade-insecure-requests': 'upgrade-insecure-requests',
+                        },
                             thin: true,
                         },
                         {