refactor: move libs to lib dir

Signed-off-by: Neelay Shah <neelays@nvidia.com>
Co-authored-by: Ryan McCormick <rmccormick@nvidia.com>

runtime/rust/src/pipeline/registry.rs → lib/runtime/src/pipeline/registry.rs

@@ -22,7 +22,7 @@ use std::sync::Arc;
 /// # Examples
 ///
 /// ```
-/// use triton_distributed::pipeline::registry::Registry;
+/// use triton_distributed_runtime::pipeline::registry::Registry;
 ///
 /// let mut registry = Registry::new();
 ///