Update Galata for UI testing

Signed-off-by: martinRenou <[email protected]>

Author: martinRenou

ui-tests-ipw7/package.json

@@ -14,7 +14,7 @@
   "author": "ipydatagrid",
   "license": "Apache-2.0",
   "dependencies": {
-    "@jupyterlab/galata": "~4.0.2",
+    "@jupyterlab/galata": "~4.5.0",
     "klaw-sync": "^6.0.0",
     "rimraf": "^3.0.2"
   }

ui-tests-ipw7/tests/ipydatagrid.test.ts

@@ -16,7 +16,7 @@ const testCellOutputs = async (page: IJupyterLabPageFixture, tmpPath: string, th
   const paths = klaw(path.resolve(__dirname, './notebooks'), { filter: item => !filterUpdateNotebooks(item), nodir: true });
   const notebooks = paths.map(item => path.basename(item.path));
 
-  const contextPrefix = theme == 'JupyterLab Light' ? 'light_' : 'dark_';
+  const contextPrefix = theme == 'JupyterLab Light' ? 'light' : 'dark';
   page.theme.setTheme(theme);
 
   for (const notebook of notebooks) {
@@ -55,7 +55,7 @@ const testPlotUpdates = async (page: IJupyterLabPageFixture, tmpPath: string, th
   const paths = klaw(path.resolve(__dirname, './notebooks'), { filter: item => filterUpdateNotebooks(item), nodir: true });
   const notebooks = paths.map(item => path.basename(item.path));
 
-  const contextPrefix = theme == 'JupyterLab Light' ? 'light_' : 'dark_';
+  const contextPrefix = theme == 'JupyterLab Light' ? 'light' : 'dark';
   page.theme.setTheme(theme);
 
   for (const notebook of notebooks) {