Document Debian codename is string

doc/api/packages/debian_group_distributions.md

@@ -83,7 +83,7 @@ GET /groups/:id/-/debian_distributions/:codename
 | Attribute  | Type           | Required | Description |
 | ---------- | -------------- | -------- | ----------- |
 | `id`       | integer/string | yes      | The ID or [URL-encoded path of the group](../rest/index.md#namespaced-path-encoding) owned by the authenticated user. |
-| `codename` | integer        | yes      | The `codename` of a distribution. |
+| `codename` | string         | yes      | The `codename` of a distribution. |
 
 ```shell
 curl --header "PRIVATE-TOKEN: <your_access_token>" "https://gitlab.example.com/api/v4/groups/5/-/debian_distributions/unstable"
@@ -122,7 +122,7 @@ GET /groups/:id/-/debian_distributions/:codename/key.asc
 | Attribute  | Type           | Required | Description |
 | ---------- | -------------- | -------- | ----------- |
 | `id`       | integer/string | yes      | The ID or [URL-encoded path of the group](../rest/index.md#namespaced-path-encoding) owned by the authenticated user. |
-| `codename` | integer        | yes      | The `codename` of a distribution. |
+| `codename` | string         | yes      | The `codename` of a distribution. |
 
 ```shell
 curl --header "PRIVATE-TOKEN: <your_access_token>" "https://gitlab.example.com/api/v4/groups/5/-/debian_distributions/unstable/key.asc"
@@ -253,7 +253,7 @@ DELETE /groups/:id/-/debian_distributions/:codename
 | Attribute  | Type           | Required | Description |
 | ---------- | -------------- | -------- | ----------- |
 | `id`       | integer/string | yes      | The ID or [URL-encoded path of the group](../rest/index.md#namespaced-path-encoding) owned by the authenticated user. |
-| `codename` | integer        | yes      | The codename of the Debian distribution. |
+| `codename` | string         | yes      | The codename of the Debian distribution. |
 
 ```shell
 curl --request DELETE --header "PRIVATE-TOKEN: <your_access_token>" "https://gitlab.example.com/api/v4/groups/5/-/debian_distributions/unstable"

doc/api/packages/debian_project_distributions.md

@@ -82,7 +82,7 @@ GET /projects/:id/debian_distributions/:codename
 | Attribute  | Type           | Required | Description |
 | ---------- | -------------- | -------- | ----------- |
 | `id`       | integer/string | yes      | The ID or [URL-encoded path of the project](../rest/index.md#namespaced-path-encoding) owned by the authenticated user. |
-| `codename` | integer        | yes      | The `codename` of a distribution. |
+| `codename` | string         | yes      | The `codename` of a distribution. |
 
 ```shell
 curl --header "PRIVATE-TOKEN: <your_access_token>" "https://gitlab.example.com/api/v4/projects/5/debian_distributions/unstable"
@@ -121,7 +121,7 @@ GET /projects/:id/debian_distributions/:codename/key.asc
 | Attribute  | Type           | Required | Description |
 | ---------- | -------------- | -------- | ----------- |
 | `id`       | integer/string | yes      | The ID or [URL-encoded path of the project](../rest/index.md#namespaced-path-encoding) owned by the authenticated user. |
-| `codename` | integer        | yes      | The `codename` of a distribution. |
+| `codename` | string         | yes      | The `codename` of a distribution. |
 
 ```shell
 curl --header "PRIVATE-TOKEN: <your_access_token>" "https://gitlab.example.com/api/v4/projects/5/debian_distributions/unstable/key.asc"
@@ -252,7 +252,7 @@ DELETE /projects/:id/debian_distributions/:codename
 | Attribute  | Type           | Required | Description |
 | ---------- | -------------- | -------- | ----------- |
 | `id`       | integer/string | yes      | The ID or [URL-encoded path of the project](../rest/index.md#namespaced-path-encoding) owned by the authenticated user. |
-| `codename` | integer        | yes      | The Debian distribution's codename. |
+| `codename` | string         | yes      | The Debian distribution's codename. |
 
 ```shell
 curl --request DELETE --header "PRIVATE-TOKEN: <your_access_token>" "https://gitlab.example.com/api/v4/projects/5/debian_distributions/unstable"