Missing return for DELETE

this would lead to DELETEs being always responded to with a 404

src/tus_request.c

@@ -367,6 +367,7 @@ tus_request(VRT_CTX, struct VPFX(tus_server) *tussrv,
 		tus_file_del(&r->fcore);
 		AZ(r->fcore);
 		r->s.status = 204;
+		return (0);
 	}
 
 	if (m == GET) {

src/vtc/done.vtc

@@ -151,6 +151,15 @@ client c2 {
 	expect resp.status == 301
 	expect resp.http.Location == "http://localhost/id-empty"
 
+	txreq -method "DELETE" -url "/id-empty" \
+		-hdr "Tus-Resumable: 1.0.0"
+	rxresp
+	expect resp.status == 204
+
+	txreq -method "DELETE" -url "/id-empty" \
+		-hdr "Tus-Resumable: 1.0.0"
+	rxresp
+	expect resp.status == 404
 } -start
 
 client c1 -wait