meson: Avoid printing 'Program sh found' multiple times again
Only if meson version is >= 0.55.0. This redos the following commits:
7098bc19256182a805269f4f3cfc6b27a9b28ece 6c3b2feda80bb4c0a7bbbd7913bcded72c6f040c 475bb09baa0fe9f7643049564a360b4595b36a02