chore: use theia@1.46.1

[kittaakos]

Motivation

• use @theia/core@1.46.1 APIs,
• remove unused survey service and the corresponding arduino.survey.notification setting, and
• update language translation VSIX versions to VS Code compatibility (supported by Theia IDE).

Change description

Other information

Reviewer checklist

• PR addresses a single concern.
• The PR has no duplicates (please search among the Pull Requests before creating one)
• PR title and description are properly filled.
• Docs have been added / updated (for bug fixes / features)

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.

---

Akos Kitta seems not to be a GitHub user. You need a GitHub account to be able to sign the CLA. If you have already a GitHub account, please add the email address used for this commit to your account.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}