Apply suggestions from code review

Author: vincentsarago

stac_fastapi/extensions/stac_fastapi/extensions/core/collection_search/request.py

@@ -37,15 +37,15 @@ class BaseCollectionSearchGetRequest(APIRequest, DatetimeMixin):
 class BaseCollectionSearchPostRequest(BaseModel):
     """Collection-Search POST model."""
 
-    bbox: Optional[BBox] = Field(  # type: ignore
+    bbox: Optional[BBox] = Field(
         default=None,
         description="Only return items intersecting this bounding box. Mutually exclusive with **intersects**.",  # noqa: E501
         openapi_examples={
             "user-provided": {"value": None},
             "Montreal": {"value": "-73.896103,45.364690,-73.413734,45.674283"},
         },
     )
-    datetime: Optional[str] = Field(  # type: ignore
+    datetime: Optional[str] = Field(
         default=None,
         description="""Only return items that have a temporal property that intersects this value.\n
 Either a date-time or an interval, open or closed. Date and time expressions adhere to RFC 3339. Open intervals are expressed using double-dots.""",  # noqa: E501

stac_fastapi/extensions/stac_fastapi/extensions/core/filter/request.py

@@ -50,7 +50,7 @@ class FilterExtensionGetRequest(APIRequest):
 class FilterExtensionPostRequest(BaseModel):
     """Filter extension POST request model."""
 
-    filter_expr: Optional[Dict[str, Any]] = Field(  # type: ignore
+    filter_expr: Optional[Dict[str, Any]] = Field(
         default=None,
         alias="filter",
         description="A CQL filter expression for filtering items.",