Docs: Update FAQ

.github/workflows/scripts/linux/pcsx2-qt.metainfo.xml.in

@@ -1,23 +1,25 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!-- Uses the AppStream standard https://www.freedesktop.org/software/appstream/docs/chap-Metadata.html -->
 <component type="desktop">
   <id>net.pcsx2.PCSX2</id>
   <launchable type="desktop-id">net.pcsx2.PCSX2.desktop</launchable>
   <metadata_license>CC0-1.0</metadata_license>
-  <project_license>GPL-3.0</project_license>
+  <project_license>GPL-3.0+</project_license>
   <name>PCSX2</name>
   <developer_name>PCSX2</developer_name>
   <summary>PlayStation 2 Emulator</summary>
   <description>
-    <p>PCSX2 is a free and open-source PlayStation 2 (PS2) emulator. Its purpose is to emulate the PS2's hardware, using a combination of MIPS CPU Interpreters, Recompilers and a Virtual Machine which manages hardware states and PS2 system memory. This allows you to play PS2 games on your PC, with many additional features and benefits.</p>
+    <p>PCSX2 is a free and open-source PlayStation 2 (PS2) emulator. Its purpose is to emulate the PS2's hardware, using a combination of MIPS CPU Interpreters, Recompilers, and a Virtual Machine which manages hardware states and PS2 system memory. This allows you to play PS2 games on your PC, with many additional features and benefits.</p>
     <p>PlayStation 2 and PS2 are registered trademarks of Sony Interactive Entertainment. This application is not affiliated in any way with Sony Interactive Entertainment.</p>
   </description>
   <url type="homepage">https://pcsx2.net/</url>
   <url type="bugtracker">https://github.com/PCSX2/pcsx2/issues</url>
   <url type="donation">https://github.com/sponsors/PCSX2</url>
   <url type="faq">https://pcsx2.net/docs/</url>
-  <url type="help">https://discord.com/invite/TCz3t9k</url>
+  <url type="help">https://pcsx2.net/discord</url>
   <url type="translate">https://crowdin.com/project/pcsx2-emulator</url>
   <url type="vcs-browser">https://github.com/PCSX2/pcsx2</url>
+  <url type="contact">https://mastodon.social/@PCSX2</url>
   <screenshots>
     <screenshot type="default">
       <image>https://raw.githubusercontent.com/PCSX2/pcsx2/master/.github/workflows/scripts/linux/flatpak/screenshots/screenshot1.png</image>
@@ -27,7 +29,7 @@
     </screenshot>
   </screenshots>
   <content_rating type="oars-1.1"/>
-  <update_contact>stenzek_AT_gmail.com</update_contact>
+  <update_contact>pcsx2_AT_pcsx2.net</update_contact>
   <releases>
     <release version="@GIT_VERSION@" date="@GIT_DATE@" />
   </releases>