[gnome-builder/1074-vala-language-server-add-support-using-gvls] GVls Plugin: fix meson to find server

[Daniel Espinosa Ortiz <despinosa src gnome org>]

commit 7c5e5f4310ef3466781878a33ff007198417eff8
Author: Daniel Espinosa Ortiz <esodan gmail com>
Date:   Wed Nov 20 20:02:06 2019 -0600

    GVls Plugin: fix meson to find server

 meson.build                  | 2 +-
 src/plugins/gvls/meson.build | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/meson.build b/meson.build
index e2a651de0..f80d29f26 100644
--- a/meson.build
+++ b/meson.build
@@ -1,7 +1,7 @@
 project('gnome-builder', 'c',
           license: 'GPL3+',
           version: '3.35.0',
-    meson_version: '>= 0.51.0',
+    meson_version: '>= 0.52.0',
   default_options: [ 'c_std=gnu11',
                      'cpp_std=gnu++2a',
                      'warning_level=2',
diff --git a/src/plugins/gvls/meson.build b/src/plugins/gvls/meson.build
index 9e7d95a0d..a1454ac01 100644
--- a/src/plugins/gvls/meson.build
+++ b/src/plugins/gvls/meson.build
@@ -10,6 +10,6 @@ configure_file(
     install_dir: plugindir,
 )
 
-gvls_stdio_server = find_program('org.gnome.gvsl.stdio.Server', false)
+gvls_stdio_server = find_program('org.gnome.gvsl.stdio.Server', required: false)
 
 endif