Epss mirroring

[sahibamittal]

Description

EPSS mirroring is still performed by the API server. It should be performed by the mirror-service instead.

Addressed Issue

Closes DependencyTrack/hyades#926

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
✅ +0.60% (target: -1.00%)	✅ 86.79% (target: 70.00%)

Coverage variation details

	Coverable lines	Covered lines	Coverage
Common ancestor commit (0e03953)	18693	14550	77.84%
Head commit (73f74d2)	18640 (-53)	14621 (+71)	78.44% (+0.60%)

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 (#636)	106	92	86.79%

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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_{You may notice some variations in coverage metrics with the latest Coverage engine update. For more details, visit the documentation}

[nscuro]

Great work! Behaves as expected.

Added a few suggestions, but those are not blockers.