[gspell] build: print installed tests config

[Sébastien Wilmet <swilmet src gnome org>]

commit bd594aa2d0e57003c4b16b59d0065b3ee185d8b1
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Wed May 4 12:15:54 2016 +0200

    build: print installed tests config

 configure.ac |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 6521514..4169f14 100644
--- a/configure.ac
+++ b/configure.ac
@@ -225,4 +225,5 @@ Configuration:
        GObject introspection:  ${found_introspection}
        Vala:                   ${enable_vala}
        Code coverage:          ${enable_code_coverage}
+       Installed tests:        ${enable_installed_tests}
 "