Change order of sha and commit message on project home page

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

app/assets/stylesheets/pages/projects.scss

@@ -524,7 +524,7 @@ pre.light-well {
   }
 
   .commit_short_id {
-    margin-left: 5px;
+    margin-right: 5px;
     color: $gl-link-color;
     font-weight: 600;
   }

app/views/projects/_last_commit.html.haml

@@ -5,8 +5,8 @@
       = ci_status_icon(ci_commit)
       = ci_commit.status
 
-  = link_to_gfm commit.title, namespace_project_commit_path(project.namespace, project, commit.id), class: "commit-row-message"
   = link_to commit.short_id, namespace_project_commit_path(project.namespace, project, commit), class: "commit_short_id"
+  = link_to_gfm commit.title, namespace_project_commit_path(project.namespace, project, commit.id), class: "commit-row-message"
   ·
   #{time_ago_with_tooltip(commit.committed_date, skip_js: true)} by
   = commit_author_link(commit, avatar: true, size: 24)