remove China Unicom from featured case studies

Author: jkld11

content/en/case-studies/chinaunicom/index.html

@@ -5,11 +5,7 @@
 case_study_styles: true
 cid: caseStudies
 css: /css/style_case_studies.css
-logo: chinaunicom_featured_logo.png
-featured: true
-weight: 1
-quote: >
-   Kubernetes has improved our experience using cloud infrastructure. There is currently no alternative technology that can replace it.
+featured: false
 ---
 
 <div class="banner1" style="background-image: url('/images/CaseStudy_chinaunicom_banner1.jpg')">