Updated tenor API config keys and added contentfilter support

refs https://github.com/TryGhost/Team/issues/1217

- tenor API config is now an object that lives at `config.tenor`
- updated gifs card gating to use the new config object
- added passthrough of `contentfilter` param from config when making Tenor API requests

ghost/admin/app/services/tenor.js

@@ -26,7 +26,11 @@ export default class TenorService extends Service {
     _nextPos = null;
 
     get apiKey() {
-        return this.config.get('tenorApiKey');
+        return this.config.get('tenor.apiKey');
+    }
+
+    get contentfilter() {
+        return this.config.get('tenor.contentFilter') || 'off';
     }
 
     get isLoading() {
@@ -131,7 +135,8 @@ export default class TenorService extends Service {
         const url = new URL(versionedPath, API_URL);
 
         const params = new URLSearchParams(options.params);
-        params.append('key', this.apiKey);
+        params.set('key', this.apiKey);
+        params.set('contentfilter', this.contentfilter);
 
         url.search = params.toString();
 

ghost/admin/lib/koenig-editor/addon/options/cards.js

@@ -224,7 +224,7 @@ export const CARD_MENU = [
             payload: {
                 imageSelector: 'tenor'
             },
-            isAvailable: ['feature.gifsCard', 'config.tenorApiKey']
+            isAvailable: ['feature.gifsCard', 'config.tenor.apiKey']
         },
         {
             label: 'Vimeo',