Fix the fuck for Python 3.12

The imp module has been long deprecated and has been removed
entirely in Python 3.12.

This solution is what was suggested in the release notes:
https://docs.python.org/3.12/whatsnew/3.12.html#imp

thefuck/conf.py

@@ -4,6 +4,20 @@ from warnings import warn
 from six import text_type
 from . import const
 from .system import Path
+    
+import importlib.util
+import importlib.machinery
+
+
+def load_source(modname, filename):
+    loader = importlib.machinery.SourceFileLoader(modname, filename)
+    spec = importlib.util.spec_from_file_location(modname, filename, loader=loader)
+    module = importlib.util.module_from_spec(spec)
+    # The module is always executed and not cached in sys.modules.
+    # Uncomment the following line to cache the module.
+    # sys.modules[module.__name__] = module
+    loader.exec_module(module)
+    return module
 
 try:
     import importlib.util

thefuck/types.py

@@ -8,6 +8,20 @@ from .exceptions import EmptyCommand
 from .utils import get_alias, format_raw_script
 from .output_readers import get_output
 
+import importlib.util
+import importlib.machinery
+
+
+def load_source(modname, filename):
+    loader = importlib.machinery.SourceFileLoader(modname, filename)
+    spec = importlib.util.spec_from_file_location(modname, filename, loader=loader)
+    module = importlib.util.module_from_spec(spec)
+    # The module is always executed and not cached in sys.modules.
+    # Uncomment the following line to cache the module.
+    # sys.modules[module.__name__] = module
+    loader.exec_module(module)
+    return module
+
 
 class Command(object):
     """Command that should be fixed."""