Fix broken test by rolling back file (#1282)

Co-authored-by: Mike Barry <[email protected]>

Author: jabbera

tests/execute_output_test.py

@@ -1,7 +1,5 @@
 import os
 
-import pytest
-
 from voila.execute import executenb
 
 from nbformat import read, NO_CONVERT
@@ -37,7 +35,6 @@ def normalize_outputs(outputs):
         normalize_output(output)
 
 
-@pytest.mark.xfail(reason='TODO: investigate this failing test')
 def test_execute_output():
     path = os.path.join(BASE_DIR, 'notebooks/output.ipynb')
     nb = read(path, NO_CONVERT)

tests/notebooks/output.ipynb

@@ -8,7 +8,7 @@
     {
      "data": {
       "application/vnd.jupyter.widget-view+json": {
-       "model_id": "0283fe6799b84446adeaface231fa15c",
+       "model_id": "e152547dd69d46fcbcb602cf9f92e50b",
        "version_major": 2,
        "version_minor": 0
       },
@@ -65,7 +65,7 @@
     {
      "data": {
       "application/vnd.jupyter.widget-view+json": {
-       "model_id": "37e6ee8622a1494696d41ed0e73c6c1f",
+       "model_id": "44dc393cd7c6461a8c4901f85becfc0e",
        "version_major": 2,
        "version_minor": 0
       },
@@ -112,7 +112,7 @@
     {
      "data": {
       "application/vnd.jupyter.widget-view+json": {
-       "model_id": "0ff8e0daabbf4f63a3176a95a05fa10d",
+       "model_id": "d6cd7a1de3494d2daff23c6d4ffe42ee",
        "version_major": 2,
        "version_minor": 0
       },
@@ -160,7 +160,7 @@
     {
      "data": {
       "application/vnd.jupyter.widget-view+json": {
-       "model_id": "915ad67f3e4d420ebf3a50cfc5c2d5b8",
+       "model_id": "10517a9d5b1d4ea386945642894dd898",
        "version_major": 2,
        "version_minor": 0
       },
@@ -207,7 +207,7 @@
     {
      "data": {
       "application/vnd.jupyter.widget-view+json": {
-       "model_id": "eb400abe6e5444778f18319822c02b9f",
+       "model_id": "37f7ba6a9ecc4c19b519e718cd12aafe",
        "version_major": 2,
        "version_minor": 0
       },
@@ -246,7 +246,7 @@
     {
      "data": {
       "application/vnd.jupyter.widget-view+json": {
-       "model_id": "eebad216d4114639b690e6b4dab79f31",
+       "model_id": "4fb0ee7e557440109c08547514f03c7b",
        "version_major": 2,
        "version_minor": 0
       },
@@ -274,7 +274,7 @@
     {
      "data": {
       "application/vnd.jupyter.widget-view+json": {
-       "model_id": "e1bb19507b28423ba346c9b7dd74945b",
+       "model_id": "01ea355e26484c13b1caaaf6d29ac0f2",
        "version_major": 2,
        "version_minor": 0
       },