[BUG][18.0] report_qweb_pdf_watermark: Wrong watermark used on invoice in multi-company environment

[Larsq1]

Module

report_qweb_pdf_watermark

Describe the bug

A clear and concise description of what the bug is.

To Reproduce

Affected versions: 18.0

Steps to reproduce the behavior:

1. Multi-company environment where company A is the main company (base.main_company xml ID)
2. Configure a watermark for company A and company B
3. Switch to company B
4. Create an invoice under company B
5. Use the gear button to print the invoice (PDF)
   The generated document shows to watermark of company A

Expected behavior
The document has the watermark of company B as watermark

Additional context
Seems to occur only on the account.move model. If you use the 'Print' button, the correct watermark is used.

[github-actions]

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