[libgda] Autotools: fix configure without GI

[Daniel Espinosa Ortiz <despinosa src gnome org>]

commit 62e153e085229a5012e7fbee7c5a419076120a48
Author: Daniel Espinosa <esodan gmail com>
Date:   Thu May 17 13:56:18 2018 -0500

    Autotools: fix configure without GI

 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/configure.ac b/configure.ac
index 84c33a009..10cc04adc 100644
--- a/configure.ac
+++ b/configure.ac
@@ -518,7 +518,7 @@ AC_ARG_ENABLE([gdaui-gi],
     AS_HELP_STRING([--enable-gdaui-gi[=@<:@nauto/yes/no@:>@]], [Enable GObject Introspection for libgda-ui 
[default=yes]]),
     [enable_gdaui_gi=$enableval],[enable_gdaui_gi=auto])
 
-if test "x$enable_gda_gi" != "xno" -a "$enable_gdaui_gi" = "xyes"
+if test "x$enable_gdaui_gi" != "xno" -a "$enable_gda_gi" = "xyes"
 then
        enable_gdaui_gi="yes"
 else