chore: comment out broken interval feature

src/components/modals/main/settings/sections/Quote.jsx

@@ -250,7 +250,7 @@ export default class QuoteSettings extends PureComponent {
               subtitle={variables.getMessage('modals.main.settings.sections.quote.additional')}
               final={true}
             >
-              <Dropdown
+              {/*<Dropdown
                 label={variables.getMessage(
                   'modals.main.settings.sections.background.interval.title',
                 )}
@@ -278,7 +278,7 @@ export default class QuoteSettings extends PureComponent {
                 <option value={2628000000}>
                   {variables.getMessage('modals.main.settings.sections.background.interval.month')}
                 </option>
-              </Dropdown>
+                  </Dropdown>*/}
               <Checkbox
                 name="authorLink"
                 text={variables.getMessage('modals.main.settings.sections.quote.author_link')}

src/components/modals/main/settings/sections/background/Background.jsx

@@ -441,11 +441,11 @@ export default class BackgroundSettings extends PureComponent {
               </Dropdown>
             </SettingsItem>
             {/* // todo: ideally refactor all of this file, but we need interval to appear on marketplace too */}
-            {this.state.backgroundType === 'api' ||
+            {/*{this.state.backgroundType === 'api' ||
             this.state.backgroundType === 'custom' ||
             this.state.marketplaceEnabled
               ? interval
-              : null}
+                  : null}*/}
             {backgroundSettings}
           </>
         ) : null}