Merging to release-5.0.15: [TT-13110] remove trimpath from 5-lts build (#6546)

[buger]

TT-13110 remove trimpath from 5-lts build (#6546)

Description

Remove -trimpath build flag from goreleaser build so that plugins built with tyk plugin compiler loads.

Related Issue

https://tyktech.atlassian.net/browse/TT-13110

Motivation and Context

How This Has Been Tested

Screenshots (if appropriate)

Types of changes

• [x] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)
• [ ] Refactoring or add test (improvements in base code or adds test coverage to functionality)

Checklist

• [ ] I ensured that the documentation is up to date
• [ ] I explained why this PR updates go.mod in detail with reasoning why it's required
• [ ] I would like a code coverage CI quality gate exception and have explained why

[buger]

:broken_heart: The detected issue is not in one of the allowed statuses :broken_heart:

Detected Status	Closed	:x:
Allowed Statuses	In Dev,In Code Review,Ready for Testing,In Test,In Progress,In Review	:heavy_check_mark:

Please ensure your jira story is in one of the allowed statuses

[github-actions[bot]]

API Changes

no api changes detected

[sonarcloud[bot]]

Quality Gate failed

Failed conditions
56.8% Coverage on New Code (required ≥ 80%)
C Reliability Rating on New Code (required ≥ A)

See analysis details on SonarCloud

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