Issue #28139: Fix messed up indentation

Also update the classmethod and staticmethod doc strings and comments to
match the RST documentation.
diff --git a/Modules/bsddbmodule.c b/Modules/bsddbmodule.c
index 578cf3d..478d75d 100644
--- a/Modules/bsddbmodule.c
+++ b/Modules/bsddbmodule.c
@@ -851,7 +851,7 @@
 
     if (PyErr_WarnPy3k("the bsddb185 module has been removed in "
                        "Python 3.0", 2) < 0)
-    return;
+        return;
 
     Bsddbtype.ob_type = &PyType_Type;
     m = Py_InitModule("bsddb185", bsddbmodule_methods);