Query.java: minor tweaks to javadocs for count()

Author: dconeybe

firebase-firestore/src/main/java/com/google/firebase/firestore/Query.java

@@ -1228,11 +1228,11 @@ private void validateHasExplicitOrderByForLimitToLast() {
    *
    * <p>The returned query, when executed, counts the documents in the result set of this query
    * <em>without actually downloading the documents</em>. The count is performed on the server and
-   * only the resulting count is downloaded from the server.</p>
+   * only the resulting count is downloaded.
    *
    * <p>Using the returned query to count the documents is efficient because only the final count,
    * not the documents' data, is downloaded. The returned query can even count the documents if the
-   * result set would be prohibitively large to download entirely (e.g. thousands of documents).</p>
+   * result set would be prohibitively large to download entirely (e.g. thousands of documents).
    *
    * @return a query that counts the documents in the result set of this query.
    */