[Refactor] [3/N] Move tool parser tests and run on CPU (#30693)

Signed-off-by: DarkLight1337 <tlleungac@connect.ust.hk>

.buildkite/test-pipeline.yaml

@@ -57,8 +57,8 @@ steps:
   - pytest -v -s -m 'not cpu_test' multimodal
   - pytest -v -s utils_
 
-- label: Async Engine, Inputs, Utils, Worker, Config Test (CPU) # 15min
-  timeout_in_minutes: 20
+- label: Async Engine, Inputs, Utils, Worker, Config Test (CPU) # 20min
+  timeout_in_minutes: 30
   source_file_dependencies:
   - vllm/
   - tests/test_inputs.py
@@ -66,6 +66,7 @@ steps:
   - tests/multimodal
   - tests/standalone_tests/lazy_imports.py
   - tests/tokenizers_
+  - tests/tool_parsers
   - tests/transformers_utils
   - tests/config
   no_gpu: true
@@ -75,6 +76,7 @@ steps:
   - pytest -v -s test_outputs.py
   - pytest -v -s -m 'cpu_test' multimodal
   - pytest -v -s tokenizers_
+  - pytest -v -s tool_parsers
   - pytest -v -s transformers_utils
   - pytest -v -s config
 
@@ -672,16 +674,7 @@ steps:
     - vllm/
     - tests/tool_use
   commands:
-    - pytest -v -s -m 'not cpu_test' tool_use
-
-- label: OpenAI-Compatible Tool Use (CPU) # 5 mins
-  timeout_in_minutes: 10
-  source_file_dependencies:
-    - vllm/
-    - tests/tool_use
-  no_gpu: true
-  commands:
-    - pytest -v -s -m 'cpu_test' tool_use
+    - pytest -v -s tool_use
 
 #####  models test  #####