The sentence added nothing the surrounding text does not already say:
the section is optional, so an empty one is trivially fine.
Assisted-by: Claude-Code:claude-fable-5-1
The `[config]` section is optional. Leave it out to float to each new
release's defaults, or set `version` to pin them: `CURRENT` for this
build's schema, `STABLE` for the last released one, or a release alias such
-as `v0.11` to freeze the defaults that release shipped. An empty `[config]`
-section is legal and does nothing. See [`version`](#options) below.
+as `v0.11` to freeze the defaults that release shipped. See
+[`version`](#options) below.
Sections are named by dotted key prefix, so these two spellings are the same
key and you can use whichever reads better: