chore(#9660): update e2e sync function

[dianabarsan]

Description

When we sync, and an update comes, the update modal can appear before we see the sync status update to successful, and it will close the sidebar menu when it shows up.
This made e2e sync function retry and spend time on unnecessary waits.
Adds reloadSession common page function.

#9660

Code review checklist

• Readable: Concise, well named, follows the style guide, documented if necessary.
• Documented: Configuration and user documentation on cht-docs
• Tested: Unit and/or e2e where appropriate
• Internationalised: All user facing text
• Backwards compatible: Works with existing data and configuration or includes a migration. Any breaking changes documented in the release notes.

Compose URLs

If Build CI hasn't passed, these may 404:

• Core
• CouchDB Single
• CouchDB Cluster

License

The software is provided under AGPL-3.0. Contributions to this project are accepted under the same license.