[gparted] Update SystemRescue name and URL in the GParted Manual

[Curtis Gedak <gedakc src gnome org>]

commit 4a2e63d60ab47034fc9cb2a763f5e497619b9541
Author: Mike Fleetwood <mike fleetwood googlemail com>
Date:   Tue Feb 16 10:41:01 2021 +0000

    Update SystemRescue name and URL in the GParted Manual
    
    SystemRescue have dropped CD from their name and URL.  Update the
    GParted Manual to reflect this.

 help/C/index.docbook | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/help/C/index.docbook b/help/C/index.docbook
index 00585b55..7870609a 100644
--- a/help/C/index.docbook
+++ b/help/C/index.docbook
@@ -2618,8 +2618,8 @@
         </listitem>
         <listitem>
           <para>
-          System Rescue CD
-          <ulink type="http" url="http://www.system-rescue-cd.org"/>
+          SystemRescue (also known as SystemRescueCD)
+          <ulink type="http" url="https://www.system-rescue.org"/>
           </para>
         </listitem>
       </itemizedlist>