Enable container scanning of Altinn 3 core

[ghost]

Description

Enable container scanning for the different projects in Altinn 3 using Github Actions (Azure/container-scan@v0)

Development tasks

• [x] AppTemplate
• [x] Authentication
• [x] Authorization
• [x] Designer
• [x] Events
• [x] PDF
• [x] Profile
• [x] Register
• [x] Repositories
• [x] Storage

Special considerations

Receipt will be handled in a separate issue (#5948)

[ghost]

Creating another issue for handling container scan for receipt