Change QA Validation URL in `add-github-handle` issue template

[tony1ee]

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Overview

We need to change the URL for QA validation in add-github-handle issue template so it defaults to code instead of preview.

Action Items

• [ ] Open the file .github/ISSUE_TEMPLATE/add-github-handle.md in your code editor
• [ ] Replace

For QA to validate change: https://github.com/hackforla/website/blob/gh-pages/[INSERT-PATH-TO-PROJECT-FILE]  

with

For QA to validate change: https://github.com/hackforla/website/blob/gh-pages/_projects/[INSERT_PROJECT_FILE]?plain=1

• [ ] Push your issue branch to your fork of the website repository, as described in Section 3.1.a of CONTRIBUTING doc, for example: git push --set-upstream origin test-update-labels-1234

• [ ] The response from the push command will include the URL for creating a pull request. Copy/Paste the URL for creating the Pull Request for later.

• [ ] Browse to your fork of the website repository and click Settings

  Screenshot of Repository Settings

  

• [ ] Change the default branch to the new issue branch

  Screenshot of Default Branch Setting

  

• [ ] Further down on the settings page under Features, check the Issues checkbox

  Screenshot of Issues Checkbox

  

• [ ] From the Issues page, click "New Issue" then locate the template updated by your issue, and click "Get Started" to open the issue template.

• [ ] Copy the URL of the issue creation page as [URL OF ISSUE TEMPLATE] and save for later use.

• [ ] Verify the changes of the issue template.

• [ ] Complete the Pull Request process by visiting the URL saved from the push command.

• [ ] In the PR copy/paste this text immediately before the section "Screenshots of Proposed Changes Of The Website"

 ### For Reviewers
- Use this URL to check the updated issue template: [URL OF ISSUE TEMPLATE]

• [ ] Replace the text in the square brackets (as well as the square brackets) with the URL of the updated issue template
• [ ] Submit your pull request with your changes for review
• [ ] After PR is merged, be sure to follow the steps above to change your default branch back to gh-pages and to disable Issues feature

Resources/Instructions

For QA to validate change: https://github.com/hackforla/website/blob/gh-pages/.github/ISSUE_TEMPLATE/add-github-handle.md?plain=1 This issue is made for ER #6771.