Fix missing promise type

src/controllers/GiteaRepoLatestReleaseController.ts

@@ -94,7 +94,7 @@ export default class GiteaRepoLatestReleaseController extends Controller {
             }
 
             const file = fs.createWriteStream(tmpAssetPath);
-            await new Promise((resolve, reject) => {
+            await new Promise<void>((resolve, reject) => {
                 const httpRequest = https.get(downloadProperties.asset.url, res => {
                     res.on('end', () => {
                         resolve();