chore: update lla_plugin_interface dependency version to 0.3.8 in Cargo.toml

- Changed the dependency path for `lla_plugin_interface` to include the version "0.3.8".
- Ensured consistency with the recent version bump across related packages.

Author: chaqchase

lla_plugin_utils/Cargo.toml

@@ -7,7 +7,7 @@ authors.workspace = true
 license.workspace = true
 
 [dependencies]
-lla_plugin_interface = { path = "../lla_plugin_interface" }
+lla_plugin_interface = { path = "../lla_plugin_interface", version = "0.3.8" }
 serde = { workspace = true }
 colored = { workspace = true }
 toml = { workspace = true }