Fix Javadoc html

Author: mrober

firebase-crashlytics/src/main/java/com/google/firebase/crashlytics/FirebaseCrashlytics.java

@@ -456,11 +456,13 @@ public boolean didCrashOnPreviousExecution() {
    * Indicates whether or not automatic data collection is enabled.
    *
    * @return In order of priority:
-   *     <li>If {@link #setCrashlyticsCollectionEnabled(boolean)} is called with a value, use it.
-   *     <li>If the <b>firebase_crashlytics_collection_enabled</b> key is in your app’s
-   *         AndroidManifest.xml, use it.
-   *     <li>Otherwise, use the default {@link FirebaseApp#isDataCollectionDefaultEnabled()} in
-   *         FirebaseApp.
+   *     <ul>
+   *       <li>If {@link #setCrashlyticsCollectionEnabled(boolean)} is called with a value, use it.
+   *       <li>If the <b>firebase_crashlytics_collection_enabled</b> key is in your app’s
+   *           AndroidManifest.xml, use it.
+   *       <li>Otherwise, use the default {@link FirebaseApp#isDataCollectionDefaultEnabled()} in
+   *           FirebaseApp.
+   *     </ul>
    */
   public boolean isCrashlyticsCollectionEnabled() {
     return core.isCrashlyticsCollectionEnabled();