[PATCH www] Fix outdated links to external websites

["Johannes Süllner" <johannes.suellner@mailbox.org>]

The website of hazelnot has been offline since over 1 year, so
remove the link.
The documentation of Salt and Qubes moved to new locations.

Signed-off-by: Johannes Süllner <johannes.suellner@mailbox.org>
---
 logo/index.html | 3 +--
 motivation.html | 8 ++++----
 2 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/logo/index.html b/logo/index.html
index dd3ef31..f13c622 100644
--- a/logo/index.html
+++ b/logo/index.html
@@ -27,8 +27,7 @@
 <img class="no-logo" srcset="logo400.png 400w" src="logo200.png" alt="" width="200" height="200" style="margin: 0 auto" loading="lazy" hidden>
 
 <p>
-The Spectrum logo was designed
-by <a href="https://hazelnot.xyz/">hazelnot</a>, and is released under
+The Spectrum logo was designed by hazelnot, and is released under
 the <a href="https://creativecommons.org/publicdomain/zero/1.0/">Creative
 Commons Zero</a> license.
 
diff --git a/motivation.html b/motivation.html
index d38d410..beaae30 100644
--- a/motivation.html
+++ b/motivation.html
@@ -94,8 +94,8 @@ Qubes, however they are often hampered by usability issues:
   <li><p>
   Maintaining many different TemplateVMs with persistent state is
   difficult. (Qubes
-  can <a href="https://www.qubes-os.org/doc/salt/">use</a>
-  <a href="https://docs.saltstack.com/en/latest/">Salt</a>
+  can <a href="https://doc.qubes-os.org/en/latest/user/advanced-topics/salt.html">use</a>
+  <a href="https://docs.saltproject.io/en/latest/contents.html">Salt</a>
   to mitigate this.)
 
 </ul>
@@ -104,10 +104,10 @@ Qubes, however they are often hampered by usability issues:
 It is important to note, however, that the Qubes developers have
 created utilities for using compartmentalized environments that could
 be very useful to other implementations. For example,
-Qubes <a href="https://www.qubes-os.org/doc/copy-paste/">allows</a>
+Qubes <a href="https://doc.qubes-os.org/en/latest/user/how-to-guides/how-to-copy-and-paste-text.html">allows</a>
 clipboard data to be safely shared between isolated environments with
 explicit user action on both ends,
-and <a href="https://www.qubes-os.org/doc/split-gpg/">Qubes Split
+and <a href="https://doc.qubes-os.org/en/latest/user/security-in-qubes/split-gpg.html">Qubes Split
 GPG</a> allows one environment to perform operations using a GPG key
 stored in another environment, with permission granted on a
 per-operation basis.
-- 
2.51.2