standardize module docstring

pina/solver/physic_informed_solver/__init__.py

@@ -1,4 +1,4 @@
-"""Module for the physics-informed solvers."""
+"""Module for the Physics-Informed solvers."""
 
 __all__ = [
     "PINNInterface",

pina/solver/physic_informed_solver/pinn_interface.py

@@ -1,4 +1,4 @@
-"""Module for the Physics Informed Neural Network Interface."""
+"""Module for the Physics-Informed Neural Network Interface."""
 
 from abc import ABCMeta, abstractmethod
 import torch

pina/solver/physic_informed_solver/self_adaptive_pinn.py

@@ -1,4 +1,4 @@
-"""Module for Self-Adaptive PINN."""
+"""Module for the Self-Adaptive PINN solver."""
 
 from copy import deepcopy
 import torch