[spectacle] doc: Use more https in links

[Friedrich W. H. Kossebau]

Git commit f8e3c240f5eb3a6a97ae6500e8b3a626ae33f020 by Friedrich W. H. Kossebau.
Committed on 24/01/2019 at 20:03.
Pushed by kossebau into branch 'master'.

Use more https in links

M  +1    -1    doc/index.docbook

https://commits.kde.org/spectacle/f8e3c240f5eb3a6a97ae6500e8b3a626ae33f020

diff --git a/doc/index.docbook b/doc/index.docbook
index 22a0172..51cc06b 100644
--- a/doc/index.docbook
+++ b/doc/index.docbook
@@ -51,7 +51,7 @@
 
         <para>&spectacle; is a simple application for capturing desktop screenshots. It can capture images of the entire desktop, a single monitor, the currently active window, the window currently under the mouse, or a rectangular region of the screen. The images can then be printed, sent to other applications for manipulation, or quickly be saved as-is.</para>
 
-        <para>Please report any problems or feature requests to the <ulink url="http://bugs.kde.org/">&kde; Bug Tracking System</ulink>.</para>
+        <para>Please report any problems or feature requests to the <ulink url="https://bugs.kde.org/">&kde; Bug Tracking System</ulink>.</para>
     </chapter>
 
     <chapter id="starting">