fix: rename llama_stack_api dir (#4155)

# What does this PR do?

the directory structure was src/llama-stack-api/llama_stack_api

instead it should just be src/llama_stack_api to match the other
packages.

update the structure and pyproject/linting config

---------

Signed-off-by: Charlie Doern <cdoern@redhat.com>
Co-authored-by: Ashwin Bharambe <ashwin.bharambe@gmail.com>

src/llama_stack/distributions/dell/dell.py

@@ -4,8 +4,6 @@
 # This source code is licensed under the terms described in the LICENSE file in
 # the root directory of this source tree.
 
-from llama_stack_api import ModelType
-
 from llama_stack.core.datatypes import (
     BuildProvider,
     ModelInput,
@@ -18,6 +16,7 @@ from llama_stack.providers.inline.inference.sentence_transformers import (
     SentenceTransformersInferenceConfig,
 )
 from llama_stack.providers.remote.vector_io.chroma import ChromaVectorIOConfig
+from llama_stack_api import ModelType
 
 
 def get_distribution_template() -> DistributionTemplate:

src/llama_stack/distributions/meta-reference-gpu/meta_reference.py

@@ -6,8 +6,6 @@
 
 from pathlib import Path
 
-from llama_stack_api import ModelType
-
 from llama_stack.core.datatypes import (
     BuildProvider,
     ModelInput,
@@ -23,6 +21,7 @@ from llama_stack.providers.inline.inference.sentence_transformers import (
     SentenceTransformersInferenceConfig,
 )
 from llama_stack.providers.inline.vector_io.faiss.config import FaissVectorIOConfig
+from llama_stack_api import ModelType
 
 
 def get_distribution_template() -> DistributionTemplate:

src/llama_stack/distributions/open-benchmark/open_benchmark.py

@@ -5,8 +5,6 @@
 # the root directory of this source tree.
 
 
-from llama_stack_api import DatasetPurpose, ModelType, URIDataSource
-
 from llama_stack.core.datatypes import (
     BenchmarkInput,
     BuildProvider,
@@ -34,6 +32,7 @@ from llama_stack.providers.remote.vector_io.pgvector.config import (
     PGVectorVectorIOConfig,
 )
 from llama_stack.providers.utils.inference.model_registry import ProviderModelEntry
+from llama_stack_api import DatasetPurpose, ModelType, URIDataSource
 
 
 def get_inference_providers() -> tuple[list[Provider], dict[str, list[ProviderModelEntry]]]:

src/llama_stack/distributions/starter/starter.py

@@ -7,8 +7,6 @@
 
 from typing import Any
 
-from llama_stack_api import RemoteProviderSpec
-
 from llama_stack.core.datatypes import (
     BuildProvider,
     Provider,
@@ -39,6 +37,7 @@ from llama_stack.providers.remote.vector_io.qdrant.config import QdrantVectorIOC
 from llama_stack.providers.remote.vector_io.weaviate.config import WeaviateVectorIOConfig
 from llama_stack.providers.utils.kvstore.config import PostgresKVStoreConfig
 from llama_stack.providers.utils.sqlstore.sqlstore import PostgresSqlStoreConfig
+from llama_stack_api import RemoteProviderSpec
 
 
 def _get_config_for_provider(provider_spec: ProviderSpec) -> dict[str, Any]:

src/llama_stack/distributions/template.py

@@ -10,7 +10,6 @@ from typing import Any, Literal
 import jinja2
 import rich
 import yaml
-from llama_stack_api import DatasetPurpose, ModelType
 from pydantic import BaseModel, Field
 
 from llama_stack.core.datatypes import (
@@ -43,6 +42,7 @@ from llama_stack.providers.utils.kvstore.config import SqliteKVStoreConfig
 from llama_stack.providers.utils.kvstore.config import get_pip_packages as get_kv_pip_packages
 from llama_stack.providers.utils.sqlstore.sqlstore import SqliteSqlStoreConfig
 from llama_stack.providers.utils.sqlstore.sqlstore import get_pip_packages as get_sql_pip_packages
+from llama_stack_api import DatasetPurpose, ModelType
 
 
 def filter_empty_values(obj: Any) -> Any: