fixup: Update content/packages-and-modules/contributing-packages-to-the-registry/creating-a-package-json-file.mdx

Author: wraithgar

content/packages-and-modules/contributing-packages-to-the-registry/creating-a-package-json-file.mdx

@@ -25,7 +25,7 @@ A `package.json` file:
 
 A `package.json` file must contain `"name"` and `"version"` fields.
 
-The `"name"` field contains your package's name, and must be lowercase and one word, and may contain hyphens, dots and underscores.
+The `"name"` field contains your package's name, and must be lowercase, not contain any spaces, and may contain hyphens, dots, and underscores.
 
 The `"version"` field must be in the form `x.x.x` and follow the [semantic versioning guidelines][semver].