refacto: Updates type hinting for having() and orHaving() QueryBuilder methods (#42628)

Co-authored-by: Maxime Maisonnas <maxime@noshow.io>

Author: Maxoulak

src/Illuminate/Database/Query/Builder.php

@@ -2003,8 +2003,8 @@ public function groupByRaw($sql, array $bindings = [])
      * Add a "having" clause to the query.
      *
      * @param  \Closure|string  $column
-     * @param  mixed  $operator
-     * @param  mixed  $value
+     * @param  string|int|float|null  $operator
+     * @param  string|int|float|null  $value
      * @param  string  $boolean
      * @return $this
      */
@@ -2047,8 +2047,8 @@ public function having($column, $operator = null, $value = null, $boolean = 'and
      * Add an "or having" clause to the query.
      *
      * @param  \Closure|string  $column
-     * @param  mixed  $operator
-     * @param  mixed  $value
+     * @param  string|int|float|null  $operator
+     * @param  string|int|float|null  $value
      * @return $this
      */
     public function orHaving($column, $operator = null, $value = null)