OpenAPI spec fixes and improvements

[nscuro]

Description

• Removes unused usedBy property from Component model
• Hides internal, transient properties from Component for OpenAPI spec
• Adds OpenAPI notification tag to Notification*Resource classes
• Renames OsvEcosystemResource to IntegrationResource, and changes OpenAPI tag from ecosystems to integration
• Adds required permissions to OpenAPI descriptions of endpoints (by @a5a351e7 via fixes #3113 #3504)
• Adds more example values to fields of request objects
• Fixes bom and vex fields not being visible in OpenAPI spec

Addressed Issue

Fixes #3113
Fixes #3528
Closes #3504

Additional Details

N/A

Checklist

• I have read and understand the contributing guidelines
• This PR fixes a defect, and I have provided tests to verify that the fix is effective
• This PR implements an enhancement, and I have provided tests to verify that it works as intended
• This PR introduces changes to the database model, and I have added corresponding update logic
• This PR introduces new or alters existing behavior, and I have updated the documentation accordingly

[codacy-production]

Coverage summary from Codacy

See diff coverage on Codacy

Coverage variation	Diff coverage
✅ +0.00% (target: -1.00%)	✅ 100.00% (target: 70.00%)

Coverage variation details

	Coverable lines	Covered lines	Coverage
Common ancestor commit (4356d02)	21523	15942	74.07%
Head commit (753924d)	21517 (-6)	15938 (-4)	74.07% (+0.00%)

Coverage variation is the difference between the coverage for the head and common ancestor commits of the pull request branch: <coverage of head commit> - <coverage of common ancestor commit>

Diff coverage details

	Coverable lines	Covered lines	Diff coverage
Pull request (#3557)	1	1	100.00%

Diff coverage is the percentage of lines that are covered by tests out of the coverable lines that the pull request added or modified: <covered lines added or modified>/<coverable lines added or modified> * 100%

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