fix(http): add support for File objects as payload in http adapter (#…

…6588) (#6605)

Co-authored-by: Hendrik Appel <happel@europe.altair.com>
Co-authored-by: Jay <jasonsaayman@gmail.com>
Co-authored-by: Dmitriy Mozgovoy <robotshara@gmail.com>

lib/adapters/http.js

@@ -314,7 +314,7 @@ export default isHttpAdapterSupported && function httpAdapter(config) {
         } catch (e) {
         }
       }
-    } else if (utils.isBlob(data)) {
+    } else if (utils.isBlob(data) || utils.isFile(data)) {
       data.size && headers.setContentType(data.type || 'application/octet-stream');
       headers.setContentLength(data.size || 0);
       data = stream.Readable.from(readBlob(data));