Remove custom GitHub Actions workflows

- GitHub Pages is handling deployment automatically
- Removes redundant workflow files that were causing confusion
- Site continues to work perfectly with standard GitHub Pages deployment

Author: heritai

.github/workflows/deploy.yml

@@ -1 +1 @@
-<?xml version="1.0" encoding="utf-8"?><feed xmlns="http://www.w3.org/2005/Atom" ><generator uri="https://jekyllrb.com/" version="4.4.1">Jekyll</generator><link href="http://localhost:4000/feed.xml" rel="self" type="application/atom+xml" /><link href="http://localhost:4000/" rel="alternate" type="text/html" /><updated>2025-09-25T01:09:47+02:00</updated><id>http://localhost:4000/feed.xml</id><title type="html">Yousef Taheri - AI/ML Researcher &amp;amp; Developer</title><subtitle>AI/ML Researcher &amp; Developer specializing in Responsible AI and Ethical Machine Learning</subtitle><author><name>Yousef Taheri</name></author></feed>
+<?xml version="1.0" encoding="utf-8"?><feed xmlns="http://www.w3.org/2005/Atom" ><generator uri="https://jekyllrb.com/" version="4.4.1">Jekyll</generator><link href="http://localhost:4000/feed.xml" rel="self" type="application/atom+xml" /><link href="http://localhost:4000/" rel="alternate" type="text/html" /><updated>2025-09-25T01:19:09+02:00</updated><id>http://localhost:4000/feed.xml</id><title type="html">Yousef Taheri - AI/ML Researcher &amp;amp; Developer</title><subtitle>AI/ML Researcher &amp; Developer specializing in Responsible AI and Ethical Machine Learning</subtitle><author><name>Yousef Taheri</name></author></feed>