feat(cli): do not use "stringify" in help message

README.md

@@ -84,8 +84,8 @@ options:
                         input format
   --json-indent n, --indent-json n
                         JSON indentation
-  -k, --stringify       stringify boolean, datetime, and null keys for JSON
-                        and TOML and null values for TOML
+  -k, --stringify       Turn into strings boolean, datetime, and null keys for
+                        JSON and TOML and null values for TOML
   -o output, --output output
                         output file
   --of {cbor,json,msgpack,toml,yaml}, -of {cbor,json,msgpack,toml,yaml}, --output-format {cbor,json,msgpack,toml,yaml}

remarshal.py

@@ -139,8 +139,8 @@ def parse_command_line(argv: List[str]) -> argparse.Namespace:  # noqa: C901.
             dest="stringify",
             action="store_true",
             help=(
-                "stringify boolean, datetime, and null keys for JSON and TOML "
-                "and null values for TOML"
+                "Turn into strings boolean, datetime, and null keys for JSON "
+                "and TOML and null values for TOML"
             ),
         )