Update statistics counts + editors

[MarcelGeo]

CE Resolves https://github.com/MerginMaps/server-private/issues/2670

Fix 🔨

• updates to OverviewView
• send just active non-removed projects nd users to stats

Added ➕

• added editors count to stats and server usage for admin
• add new card with editors count to admin overview
  

[coveralls]

Pull Request Test Coverage Report for Build 12350943359

Details

• 69 of 70 (98.57%) changed or added relevant lines in 6 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.1%) to 93.6%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
server/mergin/sync/interfaces.py	2	3	66.67%

Totals
Change from base Build 12276007973:	0.1%
Covered Lines:	6654
Relevant Lines:	7109

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💛 - Coveralls

[varmar05]

I think we should place related dashboard cards next to each other

[MarcelGeo]

I think we should place related dashboard cards next to each other

In previous version and wireframes were contributors first. This is replacement for this card as editors are main metric. I think we can see it in action together with limits and reorder it.