MDL-68454 table: Move get_context from dynamic to flexible

lib/table/classes/dynamic.php

@@ -30,7 +30,6 @@ namespace core_table;
 defined('MOODLE_INTERNAL') || die();
 
 use moodle_url;
-use context;
 use core_table\local\filter\filterset;
 
 /**
@@ -61,13 +60,4 @@ interface dynamic {
      * @return filterset
      */
     public function get_filterset(): ?filterset;
-
-    /**
-     * Get the context of the current table.
-     *
-     * Note: This function should not be called until after the filterset has been provided.
-     *
-     * @return context
-     */
-    public function get_context(): ?context;
 }