Update VPN metadata to include entitlement

[samsymons]

Task/Issue URL: https://app.asana.com/0/414235014887631/1207672846964315/f Tech Design URL: CC:

Description:

This PR updates the metadata collector to include entitlement status.

Steps to test this PR:

1. Sign into a Privacy Pro account
2. Go the Network Protection debug screen, and check the metadata at the bottom to ensure it prints true for both account and entitlement status

Definition of Done (Internal Only):

• [ ] Does this PR satisfy our Definition of Done?

Device Testing:

• [ ] iPhone SE (1st Gen)
• [ ] iPhone 8
• [ ] iPhone X
• [ ] iPhone 14 Pro
• [ ] iPad

OS Testing:

• [ ] iOS 14
• [ ] iOS 15
• [ ] iOS 16

Theme Testing:

• [ ] Light theme
• [ ] Dark theme

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Internal references:

Software Engineering Expectations Technical Design Template