Replace fa-tag with label SVG

app/views/projects/deployments/_commit.html.haml

@@ -2,7 +2,7 @@
   .branch-commit.cgray
     - if deployment.ref
       %span.icon-container.gl-display-inline-block
-        = deployment.tag? ? icon('tag') : sprite_icon('fork', css_class: 'sprite')
+        = deployment.tag? ? sprite_icon('tag', css_class: 'sprite') : sprite_icon('fork', css_class: 'sprite')
       = link_to deployment.ref, project_ref_path(@project, deployment.ref), class: "ref-name"
     .icon-container.commit-icon
       = custom_icon("icon_commit")