🔨 Clean up and improve some Python scripts (#27752)

buildroot/share/PlatformIO/scripts/configuration.py

@@ -3,7 +3,7 @@
 # configuration.py
 # Apply options from config.ini to the existing Configuration headers
 #
-import re, shutil, configparser, datetime
+import re, os, shutil, configparser, datetime
 from pathlib import Path
 
 verbose = 0
@@ -145,8 +145,6 @@ def fetch_example(url):
         blab("Couldn't find curl or wget", -1)
         return False
 
-    import os
-
     # Reset configurations to default
     os.system("git checkout HEAD Marlin/*.h")