fix: unsatiesfied python version in example

rerun-loader-urdf required by dora-rerun needs python >= 3.11
but the example use python 3.10 which is unsatisfied

examples/python-dataflow/run.rs

@@ -13,7 +13,7 @@ async fn main() -> eyre::Result<()> {
 
     let uv = get_uv_path().context("Could not get uv binary")?;
 
-    run(&uv, &["venv", "-p", "3.10", "--seed"], None)
+    run(&uv, &["venv", "-p", "3.11", "--seed"], None)
         .await
         .context("failed to create venv")?;