docs: Link to the compiler requirements wiki page

From the README file.

diff --git a/README.md b/README.md
index 0245538fc1d63c5591893d00d4f8a0efe734e30b..2a523d0f0a2d85e6d91db8c3672f7c8d4752ccb4 100644 (file)
--- a/README.md
+++ b/README.md
@@ -34,8 +34,8 @@ Building and installing
 
 In order to build GTK+ you will need:
 
-  - a C99 compatible compiler
-  - Python 3
+  - [a C99 compatible compiler](https://wiki.gnome.org/Projects/GLib/CompilerRequirements)
+  - [Python 3](https://www.python.org/)
   - [Meson](http://mesonbuild.com)
   - [Ninja](https://ninja-build.org)