remove extra rtf analytics on results cards (#960)

Prior to this change, rtf click analytics on links would fire twice.
This is due to both the SDK's base card component, and also the theme's
base card component, which is on top of the SDK's base card, both registering
click event handlers.

J=TECHOPS-2149
TEST=manual

cards/card_component.js

@@ -30,12 +30,6 @@ BaseCard["{{componentName}}"] = class extends ANSWERS.Component {
         })
       );
     }
-
-    const rtfElement = this._container.querySelector('.js-yxt-rtfValue');
-    if (rtfElement) {
-      const fieldName = rtfElement.dataset.fieldName;
-      rtfElement.addEventListener('click', e => this._handleRtfClickAnalytics(e, fieldName));
-    }
   }
 
   setState(data) {
@@ -94,38 +88,6 @@ BaseCard["{{componentName}}"] = class extends ANSWERS.Component {
     );
   }
 
-  /**
-   * A click handler for links in a Rich Text attriubte. When such a link is
-   * clicked, an {@link AnalyticsEvent} needs to be fired.
-   *
-   * @param {MouseEvent} event The click event.
-   * @param {string} fieldName The name of the Rich Text field used in the
-   *                           attriubte.
-   */
-   _handleRtfClickAnalytics (event, fieldName) {
-    const ctaType = event.target.dataset.ctaType;
-    if (!ctaType) {
-      return;
-    }
-
-    const analyticsOptions = {
-      directAnswer: false,
-      verticalKey: this.verticalKey,
-      searcher: this._config.isUniversal ? 'UNIVERSAL' : 'VERTICAL',
-      entityId: this.result.id,
-      url: event.target.href
-    };
-    if (!fieldName) {
-      console.warn('Field name not provided for RTF click analytics');
-    } else {
-      analyticsOptions.fieldName = fieldName;
-    }
-
-    const analyticsEvent = new ANSWERS.AnalyticsEvent(ctaType);
-    analyticsEvent.addOptions(analyticsOptions);
-    this.analyticsReporter.report(analyticsEvent);
-  }
-
   static get type() {
     return `{{componentName}}`;
   }