feat: enable Org search joined with billing Details

[whoAbhishekSah]

Description

This PR adds an admin API, POST /v1beta1/admin/organizations/search, which returns an Org list matching the input parameters. The input parameters are specified inside the request body as per the RQL input schema defined here

API contract: raystack/proton#380

Testing

[vercel]

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Name	Status	Preview	Comments	Updated (UTC)
frontier	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Feb 28, 2025 5:58am

[coveralls]

Pull Request Test Coverage Report for Build 13561407616

Details

• 0 of 135 (0.0%) changed or added relevant lines in 6 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage decreased (-0.09%) to 32.539%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
pkg/server/interceptors/authorization.go	0	3	0.0%
core/aggregates/orgbilling/service.go	0	8	0.0%
internal/store/postgres/org_aggregation_repository.go	0	8	0.0%
internal/api/v1beta1/v1beta1.go	0	34	0.0%
cmd/serve.go	0	37	0.0%
internal/api/v1beta1/orgbilling.go	0	45	0.0%

Totals
Change from base Build 13519218003:	-0.09%
Covered Lines:	8369
Relevant Lines:	25720

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💛 - Coveralls