hotfix(pipeline): update jitpack.yml

[wax911]

AniTrend Pull Request

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Description

Removed before_install and after_install steps as they are not necessarily required for building artifacts on jitpack unless we need to run some tests

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Enhancement (Improves existing functionality)

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[github-actions]

Auto approved automated PR