submissions-api: silence lint

validation/api/src/context.rs

@@ -32,6 +32,7 @@ impl Context{
 		self.client.get(url)
 		.send().await
 	}
+	#[cfg(feature="internal")]
 	pub async fn post_empty_body(&self,url:impl reqwest::IntoUrl)->Result<reqwest::Response,reqwest::Error>{
 		self.client.post(url)
 		.send().await