[solang] Remove unsupported <br/> tag so yelp-check validates

[Andre Klapper <aklapper src gnome org>]

commit 89c5114d5d89d37e42a870302f5f2b200eeb7712
Author: Andre Klapper <a9016009 gmx de>
Date:   Mon Sep 25 18:18:24 2017 +0200

    Remove unsupported <br/> tag so yelp-check validates

 help/C/layout.page |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/help/C/layout.page b/help/C/layout.page
index 7496eb5..f42d78c 100644
--- a/help/C/layout.page
+++ b/help/C/layout.page
@@ -15,8 +15,8 @@
 
 <p>You can easily adapt Solang's interface to your needs thanks to its customizable layout.</p>
 
-<p>Solang's interface is composed of several "dockable items" that you can move inside Solang's window.<br/>
-To change an item position click on its title and move your cursor while holding the button pressed. Then 
drop the item where you want in Solang's window.</p>
+<p>Solang's interface is composed of several "dockable items" that you can move inside Solang's window.</p>
+<p>To change an item position click on its title and move your cursor while holding the button pressed. Then 
drop the item where you want in Solang's window.</p>
 
   <figure>
     <title>An item's title</title>