fix(editor): Fix bug with node names with certain characters (#8013)

## Summary
Fixes the issue that dots and other special characters can not be used
in node-names


## Related tickets and issues

https://linear.app/n8n/issue/ADO-1244/nodes-wont-output-data-if-the-name-contains-some-characters

https://community.n8n.io/t/bug-report-name-of-node-affects-output-data/31674
https://community.n8n.io/t/stripe-output-data/32418/1
https://community.n8n.io/t/monday-com-returning-items-but-no-data/31834
https://community.n8n.io/t/no-data-while-there-is-actually-data/32563
https://community.n8n.io/t/bug-report-periods-in-node-names/34119
https://github.com/n8n-io/n8n/issues/7896


## Review / Merge checklist
- [ ] PR title and summary are descriptive. **Remember, the title
automatically goes into the changelog. Use `(no-changelog)` otherwise.**
([conventions](https://github.com/n8n-io/n8n/blob/master/.github/pull_request_title_conventions.md))
- [ ] [Docs updated](https://github.com/n8n-io/n8n-docs) or follow-up
ticket created.
- [ ] Tests included.
> A bug is not considered fixed, unless a test is added to prevent it
from happening again.
   > A feature is not complete without tests.

---------

Co-authored-by: Alex Grozav <alex@grozav.com>

packages/editor-ui/src/composables/useNodeHelpers.ts

@@ -539,7 +539,7 @@ export function useNodeHelpers() {
 		}
 		const runData = executionData.resultData.runData;
 
-		const taskData = get(runData, `[${node.name}][${runIndex}]`);
+		const taskData = get(runData, [node.name, runIndex]);
 		if (!taskData) {
 			return [];
 		}