Logging: Update doc block to more accurate return value (#41867)

plugins/woocommerce/changelog/fix-41256

@@ -0,0 +1,5 @@
+Significance: patch
+Type: dev
+Comment: Simply changes a value in a doc block.
+
+

plugins/woocommerce/includes/wc-core-functions.php

@@ -2003,9 +2003,7 @@ function wc_remove_number_precision_deep( $value ) {
  *     - an instance which will be used directly as the logger
  * In either case, the class or instance *must* implement WC_Logger_Interface.
  *
- * @see WC_Logger_Interface
- *
- * @return WC_Logger
+ * @return WC_Logger_Interface
  */
 function wc_get_logger() {
 	static $logger = null;