example: explicitly allow print_stdout

But not in the rest of the code base.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>

crates/ironrdp/examples/screenshot.rs

@@ -15,6 +15,7 @@
 //! ```
 
 #![allow(unused_crate_dependencies)] // false positives because there is both a library and a binary
+#![allow(clippy::print_stdout)]
 
 #[macro_use]
 extern crate tracing;

crates/ironrdp/examples/server.rs

@@ -1,6 +1,7 @@
 //! Example of utilizing `ironrdp-server` crate.
 
 #![allow(unused_crate_dependencies)] // false positives because there is both a library and a binary
+#![allow(clippy::print_stdout)]
 
 #[macro_use]
 extern crate tracing;