[vala/wip/issue/606] GI: fix missing --enable-introspection option

[Daniel Espinosa Ortiz <despinosa src gnome org>]

commit 4b16175fbcbd483694021738036a32df4a860e06
Author: Daniel Espinosa <esodan gmail com>
Date:   Thu May 2 11:53:18 2019 -0500

    GI: fix missing --enable-introspection option

 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/configure.ac b/configure.ac
index 8ef2e10d4..d58f0acb8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -142,7 +142,7 @@ done
 
 AC_SUBST(TEST_CFLAGS)
 
-GOBJECT_INTROSPECTION_REQUIRE([1.48])
+GOBJECT_INTROSPECTION_CHECK([1.48.0])
 
 if test x$enable_introspection = xyes; then
        AC_MSG_CHECKING([for sufficient GIR support])