fix comments

Author: themisvaltinos

sqlmesh/core/plan/definition.py

@@ -71,7 +71,7 @@ class Plan(PydanticModel, frozen=True):
 
     user_provided_flags: t.Optional[t.Dict[str, UserProvidedFlags]] = None
     selected_models: t.Optional[t.Set[str]] = None
-    """Models that have been selected for this plan (used for dbt selected_resouces)"""
+    """Models that have been selected for this plan (used for dbt selected_resources)"""
 
     @cached_property
     def start(self) -> TimeLike:

sqlmesh/dbt/adapter.py

@@ -517,5 +517,6 @@ def _normalize(self, input_table: exp.Table) -> exp.Table:
         return normalized_table
 
     def _dbt_model_id(self, sqlmesh_model_name: str) -> str:
+        # Model prefix is needed to correspond to the key in the nodes within the dbt context variable
         parts = [part.strip('"') for part in sqlmesh_model_name.split(".")]
         return f"model.{parts[0]}.{parts[-1]}"