Remove footer back link

[khusig463-web]

Summary [required]

Removed the extra "Back to Search" link from the footer section on the project page to make the navigation cleaner and avoid duplicate links.

Related Issue [required]

Closes #167

Type of Change [required]

• Bug fix
• Feature
• Data
• Documentation
• Style
• Refactor
• Test

What Was Changed [required]

File	Change made
templates/project.html	Removed duplicate "Back to Search" link from footer

How to Test This PR [required]

1. Clone this branch: `git checkout remove-footer-back-link
2. Install dependencies: pip install -r requirements.txt
3. Run the app: python app.py
4. Open http://127.0.0.1:5000 and...
5. Run the tests: python tests/test_basic.py

Expected test output:

27 passed, 0 failed out of 27 tests

Test Results [required]

27 passed, 0 failed out of 27 tests

Screenshots (if UI change)

Before	After

Self-Review Checklist [required]

• I have read CONTRIBUTING.md and followed all guidelines
• My branch name follows the convention: feat/, fix/, docs/, data/, style/, test/
• I have run python tests/test_basic.py and all 27 tests pass
• I have run flake8 . locally and there are no errors
• I have not introduced any print() or console.log() debug statements
• Every new function I wrote has a docstring
• I have not modified files outside the scope of the linked issue
• If I changed the UI, I tested it at 375px (mobile) and 1280px (desktop)
• If I added a project to the dataset, it has all required JSON fields

Notes for Reviewer

None

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[khusig463-web]

Merge conflicts have been resolved and changes have been pushed.
Kindly review the PR again. Thank you!