JS: update expected output

Author: Esben Sparre Andreasen

javascript/ql/test/library-tests/frameworks/NodeJSLib/tests.expected

@@ -137,8 +137,6 @@ test_RemoteFlowSources
 | src/http.js:6:26:6:32 | req.url |
 | src/http.js:8:3:8:20 | req.headers.cookie |
 | src/http.js:9:3:9:17 | req.headers.foo |
-| src/http.js:21:33:21:40 | response |
-| src/http.js:23:28:23:32 | chunk |
 | src/http.js:29:26:29:33 | response |
 | src/http.js:30:28:30:32 | chunk |
 | src/http.js:40:23:40:30 | authInfo |