Repackage action after @actions/http-client bump

```
npm run build
npm run pack
```

Author: per1234

dist/index.js

@@ -1873,7 +1873,9 @@ class HttpClient {
                 maxSockets: maxSockets,
                 keepAlive: this._keepAlive,
                 proxy: {
-                    proxyAuth: `${proxyUrl.username}:${proxyUrl.password}`,
+                    ...((proxyUrl.username || proxyUrl.password) && {
+                        proxyAuth: `${proxyUrl.username}:${proxyUrl.password}`
+                    }),
                     host: proxyUrl.hostname,
                     port: proxyUrl.port
                 }