Update license info

CREDITS.md

@@ -54,7 +54,7 @@ The following libraries are dependencies of novelWriter:
 
 Some of the assets bundled with novelWriter were adapted from the following sources:
 
-* **Typicons** icons by Stephen Hutchings (CC BY-SA 4.0)
+* **Material Symbols** icons by Google Inc (Apache 2.0)
 * **Tomorrow** syntax themes by Chris Kempson (MIT License)
 * **Owl** syntax themes by Sarah Drasner (MIT License)
 * **Solarized** themes by Ethan Schoonover (MIT License)
@@ -64,11 +64,9 @@ Some of the assets bundled with novelWriter were adapted from the following sour
 
 ## Fonts
 
-The font used for the main novelWriter logo, mimetype and text banners is Pridi. Other fonts are
-used on buttons and icons.
+The font used for the main novelWriter logo, mimetype and text banners is Pridi.
 
 * **Pridi** by Cadson Demak (Open Font License, Version 1.1)
-* **Source Sans Pro** by Paul D. Hunt (SIL Open Font License)
 
 ## Special Mentions
 

novelwriter/assets/text/credits_en.htm

@@ -65,7 +65,7 @@ more contributions are listed on the project's Members page.</p>
 <p>Some of the assets bundled with novelWriter were adapted from the following sources:</p>
 
 <ul>
-  <li><b>Typicons</b> icons by Stephen Hutchings (CC BY-SA 4.0)</li>
+  <li><b>Material Symbols</b> icons by Google Inc (Apache 2.0)</li>
   <li><b>Tomorrow</b> syntax themes by Chris Kempson (MIT License)</li>
   <li><b>Owl</b> syntax themes by Sarah Drasner (MIT License)</li>
   <li><b>Solarized</b> themes by Ethan Schoonover (MIT License)</li>
@@ -76,12 +76,10 @@ more contributions are listed on the project's Members page.</p>
 
 <h3>Fonts</h3>
 
-<p>The font used for the main novelWriter logo, mimetype and text banners is Pridi. Other fonts are
-used on buttons and icons.</p>
+<p>The font used for the main novelWriter logo, mimetype and text banners is Pridi.</p>
 
 <ul>
   <li><b>Pridi</b> by Cadson Demak (Open Font License, Version 1.1)</li>
-  <li><b>Source Sans Pro</b> by Paul D. Hunt (SIL Open Font License)</li>
 </ul>
 
 <h3>Special Mentions</h3>

setup/iss_license.txt

@@ -38,7 +38,7 @@ Copyright: Dimitri Merejkowsky
 Website: <https://pyenchant.github.io/pyenchant/>
 License: LGPL v2.1 <https://www.gnu.org/licenses/lgpl-2.1.html>
 
-Typicons
-Copyright: Stephen Hutchings
-Website: <https://www.s-ings.com/typicons/>
-License: CC BY-SA 4.0 <http://creativecommons.org/licenses/by-sa/4.0/>
+Material Symbols
+Copyright: Google Inc
+Website: <https://fonts.google.com/icons>
+License: Apache 2.0 <https://www.apache.org/licenses/LICENSE-2.0.txt>