feat: add pinterest provider

[franklinkim]

Type of Change

• New feature
• Bug fix
• Documentation update
• Refactoring
• Hotfix
• Security patch

Description

• feat: add pinterest provider

Checklist

• My code adheres to the coding and style guidelines of the project.
• I have performed a self-review of my own code.
• I have commented my code, particularly in hard-to-understand areas.
• I have made corresponding changes to the documentation.

[coveralls]

Pull Request Test Coverage Report for Build 17616632516

Details

• 0 of 150 (0.0%) changed or added relevant lines in 6 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage decreased (-0.09%) to 3.698%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
cmd/diff/diff.go	0	2	0.0%
cmd/provision/server.go	0	5	0.0%
cmd/tags.go	0	21	0.0%
pkg/provider/pinterest/server/tag/conversion.go	0	32	0.0%
pkg/provider/pinterest/server.go	0	35	0.0%
pkg/provider/pinterest/server/trigger/conversion.go	0	55	0.0%

Totals
Change from base Build 16412694368:	-0.09%
Covered Lines:	203
Relevant Lines:	5490

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💛 - Coveralls