[gnome-builder] gvls: add missing X-Hover-Provider-Languages

[Christian Hergert <chergert src gnome org>]

commit bd5aa5043046c6b5087b3d2b2f1c14da1a58c233
Author: Christian Hergert <chergert redhat com>
Date:   Tue Feb 23 21:24:53 2021 -0800

    gvls: add missing X-Hover-Provider-Languages
    
    This appears to be always starting the language server when that is
    explicitly what we do not want, unless the project uses Vala.

 src/plugins/gvls/gvls.plugin | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/src/plugins/gvls/gvls.plugin b/src/plugins/gvls/gvls.plugin
index f12c0f704..28732c2db 100644
--- a/src/plugins/gvls/gvls.plugin
+++ b/src/plugins/gvls/gvls.plugin
@@ -9,7 +9,8 @@ Loader=python3
 Module=gvls_plugin
 X-Builder-ABI=@PACKAGE_ABI@
 X-Completion-Provider-Languages=vala
-X-Highlighter-Languages=vala
-X-Symbol-Resolver-Languages=vala
 X-Diagnostic-Provider-Languages=vala
 X-Formatter-Languages=vala
+X-Highlighter-Languages=vala
+X-Hover-Provider-Languages=vala
+X-Symbol-Resolver-Languages=vala