fix : appplication-test 수정

[EpicFn]

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[Copilot]

Pull Request Overview

This PR fixes configuration issues in the test environment and production deployment workflow. The changes address missing Sentry configuration and incorrect secret references in the GitHub Actions workflow.

• Adds missing Sentry DSN configuration to the test environment
• Removes unused app seed configuration from test environment
• Fixes missing secrets. prefix for OAuth redirect URI environment variables in production deployment

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.

File	Description
src/main/resources/application-test.yml	Adds Sentry DSN configuration and removes unused app seed settings
.github/workflows/prod-server.yml	Fixes secret references for OAuth redirect URIs in production deployment

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