Docs: Further improve documentation for have_posts() and `have_comm…

…ents()`.

Follow-up to [48406]

Props stevenlinx.
See #50610.

git-svn-id: https://develop.svn.wordpress.org/trunk@48407 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-includes/query.php

@@ -915,7 +915,7 @@ function is_main_query() {
  */
 
 /**
- * Whether current WordPress query has results to loop over.
+ * Determines whether current WordPress query has posts to loop over.
  *
  * @since 1.5.0
  *
@@ -975,7 +975,7 @@ function the_post() {
  */
 
 /**
- * Whether there are comments to loop over.
+ * Determines whether current WordPress query has comments to loop over.
  *
  * @since 2.2.0
  *