Update build guide to use magpie instead of mutter

docs/developer/workflow/building-budgie-desktop.mdx

@@ -36,7 +36,7 @@ budgie-desktop has a number of build dependencies that must be present before at
 - libpulse >= 2
 - libwnck >= 3.36.0
 - meson
-- mutter >= 41.0
+- magpie 0.9.x
 - polkit-agent-1 >= 0.110
 - polkit-gobject-1 >= 0.110
 - upower-glib >= 0.99.0
@@ -67,7 +67,7 @@ budgie-desktop requires/recommends the following to be installed:
 <CodeBlock language="bash">
   sudo pacman -S base-devel git
   <br />
-  sudo pacman -S accountsservice budgie-screensaver gnome-bluetooth gnome-menus gnome-session gnome-settings-daemon gobject-introspection ibus intltool libgee libpeas libwnck3 meson mutter sassc vala zenity
+  sudo pacman -S accountsservice budgie-screensaver gnome-bluetooth gnome-menus gnome-session gnome-settings-daemon gobject-introspection ibus intltool libgee libpeas libwnck3 meson magpie sassc vala zenity
 </CodeBlock>
   </TabItem>
   <TabItem value="debian-or-ubuntu" label="Debian / Ubuntu">
@@ -86,16 +86,13 @@ The manual method for dependency installation is:
   <br />
   sudo apt install gnome-settings-daemon-dev gtk-doc-tools intltool libaccountsservice-dev libasound2-dev
   libgnome-bluetooth-dev libgnome-desktop-3-dev libcanberra-dev libgee-0.8-dev libgnome-menu-3-dev libgstreamer1.0-dev
-  libgtk-3-dev libibus-1.0-dev libmutter-11-dev libpeas-dev libpolkit-agent-1-dev libpulse-dev libupower-glib-dev
+  libgtk-3-dev libibus-1.0-dev libmagpie-0-dev libpeas-dev libpolkit-agent-1-dev libpulse-dev libupower-glib-dev
   libwnck-3-dev meson ninja-build sassc uuid-dev valac
 </CodeBlock>
-
-Note - mutter library versions will vary depending upon the version of libmutter your are targeting
-
   </TabItem>
   <TabItem value="fedora" label="Fedora">
 <CodeBlock language="bash">
-  sudo dnf install accountsservice-devel alsa-lib-devel budgie-screensaver desktop-file-utils gettext git glib2-devel gnome-bluetooth3.34-libs-devel gnome-desktop3-devel gnome-menus-devel gnome-settings-daemon-devel gobject-introspection-devel gsettings-desktop-schemas-devel gstreamer1-devel gtk-doc gtk3-devel ibus-devel intltool json-glib-devel libcanberra-devel libX11-devel libXtst-devel libgee-devel libnotify-devel libpeas-devel libuuid-devel libwnck3-devel meson mutter-devel polkit-devel pulseaudio-libs-devel sassc upower-devel vala
+  sudo dnf install accountsservice-devel alsa-lib-devel budgie-screensaver desktop-file-utils gettext git glib2-devel gnome-bluetooth3.34-libs-devel gnome-desktop3-devel gnome-menus-devel gnome-settings-daemon-devel gobject-introspection-devel gsettings-desktop-schemas-devel gstreamer1-devel gtk-doc gtk3-devel ibus-devel intltool json-glib-devel libcanberra-devel libX11-devel libXtst-devel libgee-devel libnotify-devel libpeas-devel libuuid-devel libwnck3-devel meson magpie-devel polkit-devel pulseaudio-libs-devel sassc upower-devel vala
 </CodeBlock>
 
   </TabItem>
@@ -106,7 +103,7 @@ sudo equo i dev-util/re2c dev-libs/libsass dev-lang/sassc dev-util/intltool dev-
   </TabItem>
   <TabItem value="solus" label="Solus">
 <CodeBlock language="bash">
-sudo eopkg it accountsservice-devel alsa-lib-devel gnome-bluetooth-devel gtk-doc gnome-settings-daemon-devel gstreamer-1.0-devel ibus-devel libcanberra-devel libgee-devel libgnome-desktop-devel libgnome-menus-devel libnotify-devel libpeas-devel libwnck-devel mutter-devel pulseaudio-devel sassc upower-devel vala ccache -c system.devel
+sudo eopkg it accountsservice-devel alsa-lib-devel gnome-bluetooth-devel gtk-doc gnome-settings-daemon-devel gstreamer-1.0-devel ibus-devel libcanberra-devel libgee-devel libgnome-desktop-devel libgnome-menus-devel libnotify-devel libpeas-devel libwnck-devel magpie-devel pulseaudio-devel sassc upower-devel vala ccache -c system.devel
 </CodeBlock>
   </TabItem>
 </Tabs>