e2e Test: Fix override on web (#7249)

### Intent
Fix a failure on web override test. Made the settings change into 1
line.


### QA Notes
@:interpreter @:web
<!--
  Add additional information for QA on how to validate the change,
  paying special attention to the level of risk, adjacent areas that
  could be affected by the change, and any important contextual
  information not present in the linked issues.
-->

Author: jonvanausdeln

test/e2e/tests/interpreters/includes-excludes.test.ts

@@ -105,8 +105,8 @@ test.describe('Interpreter: Override', {
 }, () => {
 
 	test.beforeAll(async function ({ userSettings }) {
-		await userSettings.set([['python.interpreters.override', '["/home/runner/scratch/python-env"]']], true);
-		await userSettings.set([['positron.r.interpreters.override', '["/opt/R/4.4.2/bin/R"]']], true);
+		await userSettings.set([['python.interpreters.override', '["/home/runner/scratch/python-env"]'],
+		['positron.r.interpreters.override', '["/opt/R/4.4.2/bin/R"]']], true);
 	});
 
 	test('R - Can Override Interpreter Discovery', async function ({ app, sessions }) {