Updates Last Deployment column in environmnets list.

Fixes deployment id to show the internal one

app/views/projects/environments/_environment.html.haml

@@ -7,7 +7,7 @@
   %td
     - if last_deployment
       = user_avatar(user: last_deployment.user, size: 20)
-      %strong ##{last_deployment.id}
+      %span ##{last_deployment.iid}
 
   %td
     - if last_deployment

app/views/projects/environments/index.html.haml

@@ -26,7 +26,7 @@
       %table.table.builds.environments
         %tbody
           %th Environment
-          %th Last Deployment
+          %th Last Deployment ID
           %th Commit
           %th
           %th