Fix broken example cURL command

doc/api/repository_submodules.md

@@ -23,13 +23,13 @@ PUT /projects/:id/repository/submodules/:submodule
 | Attribute | Type | Required | Description |
 | --------- | ---- | -------- | ----------- |
 | `id` | integer/string | yes | The ID or [URL-encoded path of the project](README.md#namespaced-path-encoding) owned by the authenticated user |
-| `submodule` | string | yes | URL encoded full path to the submodule. For example, `lib%2Fclass%2Erb` |
+| `submodule` | string | yes | URL-encoded full path to the submodule. For example, `lib%2Fclass%2Erb` |
 | `branch` | string | yes | Name of the branch to commit into |
 | `commit_sha` | string | yes | Full commit SHA to update the submodule to |
 | `commit_message` | string | no | Commit message. If no message is provided, a default one will be set |
 
 ```shell
-curl --request PUT --header "PRIVATE-TOKEN: <your_access_token>" "https://gitlab.example.com/api/v4/projects/5/repository/submodules/lib%2Fmodules%2Fexample"
+curl --request PUT --header "PRIVATE-TOKEN: <your_access_token>" "https://gitlab.example.com/api/v4/projects/5/repository/submodules/lib%2Fmodules%2Fexample" \
 --data "branch=master&commit_sha=3ddec28ea23acc5caa5d8331a6ecb2a65fc03e88&commit_message=Update submodule reference"
 ```