README update

Author: ilg-ul

README-MAINTAINER.md

@@ -498,7 +498,7 @@ These commands use the `xpack-develop` branch of this repo.
 
 ## Durations & results
 
-The builds take a few minutes to complete.
+The builds take about 6 minutes to complete.
 
 The workflow result and logs are available from the
 [Actions](https://github.com/xpack-dev-tools/realpath-xpack/actions/) page.
@@ -581,7 +581,7 @@ On GNU/Linux and macOS systems, use:
 
 ```sh
 .../xpack-realpath-9.4.0-1/bin/grealpath --version
-realpath (GNU coreutils) 9.1
+realpath (GNU coreutils) 9.4
 ```
 
 ## Create a new GitHub pre-release draft