test: Break parsers -> llm dependency (#3607)

Signed-off-by: Graham King <grahamk@nvidia.com>

Cargo.lock

@@ -2219,7 +2219,6 @@ version = "0.6.0"
 dependencies = [
  "anyhow",
  "dynamo-async-openai",
- "dynamo-llm",
  "lazy_static",
  "num-traits",
  "openai-harmony",

lib/parsers/Cargo.toml

@@ -38,6 +38,3 @@ openai-harmony = "0.0.3"
 lazy_static = "1.5.0"
 rustpython-parser = "0.4.0"
 num-traits = "0.2"
-
-[dev-dependencies]
-dynamo-llm = { workspace = true }

lib/parsers/tests/mod.rs

-// SPDX-FileCopyrightText: Copyright (c) 2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
-// SPDX-License-Identifier: Apache-2.0
-
-//! Tests for tool calling functionality
-
-#[cfg(test)]
-mod parallel_tool_call_integration;