[gnome-builder] build: add gtksourceview to build deps

[Christian Hergert <chergert src gnome org>]

commit cdd57ad4d36f2bf229c2b5b9c05838fabbe57145
Author: Christian Hergert <chergert redhat com>
Date:   Thu Sep 22 00:45:05 2022 -0700

    build: add gtksourceview to build deps
    
    We want to build ourselves instead of relying on the version in the SDK
    for now so we can get fixes faster than the SDK does.

 org.gnome.Builder.Devel.json | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
---
diff --git a/org.gnome.Builder.Devel.json b/org.gnome.Builder.Devel.json
index c830ac036..e8fe9a1e4 100644
--- a/org.gnome.Builder.Devel.json
+++ b/org.gnome.Builder.Devel.json
@@ -639,6 +639,22 @@
                 }
             ]
         },
+        {
+            "name" : "gtksourceview",
+            "buildsystem" : "meson",
+            "config-opts" : [
+                "--libdir=lib",
+                "--buildtype=debugoptimized",
+                "-Dsysprof=true"
+            ],
+            "sources" : [
+                {
+                    "type" : "git",
+                    "url" : "https://gitlab.gnome.org/GNOME/gtksourceview.git";,
+                    "branch" : "master"
+                }
+            ]
+        },
         {
             "name" : "gnome-builder",
             "buildsystem" : "meson",