Fix horizontal scrolling on blocked/private profile

Previous code used a row and columns without a container
to reset padding / margin, thus it caused the row to
overflow and make the page scroll horizontally.

The row and col-12 were removed since there is no point
in using columns when it spans the full width.

app/views/users/show.html.haml

@@ -160,15 +160,12 @@
     .loading.hide
       .spinner.spinner-md
 
-  - if profile_tabs.empty?
-    .row
-      .col-12
-        .svg-content
-          = image_tag 'illustrations/profile_private_mode.svg'
-      .col-12.text-center
-        .text-content
-          %h4
-            - if @user.blocked?
-              = s_('UserProfile|This user is blocked')
-            - else
-              = s_('UserProfile|This user has a private profile')
+    - if profile_tabs.empty?
+      .svg-content
+        = image_tag 'illustrations/profile_private_mode.svg'
+      .text-content.text-center
+        %h4
+          - if @user.blocked?
+            = s_('UserProfile|This user is blocked')
+          - else
+            = s_('UserProfile|This user has a private profile')

changelogs/unreleased/29564-showing-horizontal-scroll-bar-in-private-profile.yml

+---
+title: Fix horizontal scrolling on blocked/private profile pages
+merge_request: 39568
+author:
+type: fixed