Chore: Add GitHub Action to sync app version changes and update the c…

[nahidhasan94]

What's changed
Added GitHub Action to smoothly maintain release and app version changes.

[Copilot]

Pull Request Overview

Adds GitHub Actions workflow automation for managing Helm chart releases and app version updates for the hoppscotch chart. The workflows provide manual triggers for both standalone app version updates and full chart releases with validation.

• Added workflow for updating only app version without triggering new chart release
• Added comprehensive workflow for manual chart releases with validation and version management
• Both workflows include Git configuration, YAML processing, and detailed logging

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 4 comments.

File	Description
.github/workflows/update-app-version.yaml	Workflow for updating appVersion in Chart.yaml without changing chart version
.github/workflows/manual-chart-release.yaml	Complete workflow for manual chart releases with validation, version updates, and success reporting

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[Copilot]

Pull Request Overview

Copilot reviewed 2 out of 2 changed files in this pull request and generated 1 comment.

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[Copilot]

Pull Request Overview

Copilot reviewed 2 out of 2 changed files in this pull request and generated 1 comment.

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_{Tip: Customize your code reviews with copilot-instructions.md. Create the file or learn how to get started.}

[Copilot]

Pull Request Overview

Copilot reviewed 2 out of 2 changed files in this pull request and generated 1 comment.

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_{Tip: Customize your code reviews with copilot-instructions.md. Create the file or learn how to get started.}