Apply automatic linting fixes to src directory

Co-Authored-By: Joe Moura <joao@crewai.com>

src/crewai/process.py

@@ -2,9 +2,7 @@ from enum import Enum
 
 
 class Process(str, Enum):
-    """
-    Class representing the different processes that can be used to tackle tasks
-    """
+    """Class representing the different processes that can be used to tackle tasks."""
 
     sequential = "sequential"
     hierarchical = "hierarchical"