Fix DisplayPad import case sensitivity

Updated import statements to use the correct lowercase 'displaypad' module name instead of 'DisplayPad'. This change ensures compatibility with case-sensitive file systems.

Author: Erik05Master

README.md

@@ -6,7 +6,7 @@ This library allows you to customize your own Mountain DisplayPad by assigning e
 ```python
 import time
 
-from DisplayPad import DisplayPad
+from displaypad import DisplayPad
 
 
 def main():

DisplayPad/DisplayPad.py displaypad/DisplayPad.py

@@ -1,6 +1,6 @@
 import time
 
-from DisplayPad import DisplayPad
+from displaypad import DisplayPad
 
 
 def main():
@@ -13,7 +13,7 @@ def on_key_down(key_index):
     @pad.on('up')
     def on_key_down(key_index):
         print(f"Key {key_index} has been released.")
-        
+
     @pad.on('error')
     def on_error(error):
         print(f"Error: {error}")