Build with webkit2gtk 4.1 and libsoup3 (#1139)

Co-authored-by: Jeremy Bícha <jeremy.bicha@canonical.com>

INSTALL.md

@@ -285,7 +285,7 @@ Create a build directory as a sibling of the xiphos directory:
 
 ## 5. Install the required dependencies:
 
-    $ sudo apt-get appstream-util cmake g++ desktop-file-utils fp-utils git gsettings-desktop-schemas-dev intltool itstool libdbus-glib-1-dev libenchant-dev libgail-3-dev libglade2-dev libgtk-3-dev libminizip-dev libsword-dev libwebkit2gtk-4.0-dev libxml2-dev libxml2-utils make python-dev swig uuid-dev uuid-runtime yelp-tools xzip
+    $ sudo apt-get appstream-util cmake g++ desktop-file-utils fp-utils git gsettings-desktop-schemas-dev intltool itstool libdbus-glib-1-dev libenchant-dev libgail-3-dev libglade2-dev libgtk-3-dev libminizip-dev libsword-dev libwebkit2gtk-4.1-dev libxml2-dev libxml2-utils make python-dev swig uuid-dev uuid-runtime yelp-tools xzip
 
 ## 6. Configuration:
 

cmake/XiphosDependencies.cmake

@@ -84,7 +84,7 @@ pkg_check_modules(Gnome REQUIRED IMPORTED_TARGET
   "gdk-pixbuf-2.0"
   "gio-2.0"
   "gobject-2.0"
-  "libsoup-2.4"
+  "libsoup-3.0"
   "pango"
   "minizip"
   "zlib"
@@ -144,7 +144,7 @@ else (GTK2)
     # Gtk+-3.0 + Webkit2 + GtkHtml-editor
      pkg_check_modules(Gtk REQUIRED IMPORTED_TARGET
       "gtk+-3.0"
-      "webkit2gtk-4.0"
+      "webkit2gtk-4.1"
       )
   endif()
 endif (GTK2)