build: Normalize HAVE_CONTRIB_INSTALL

Added on commit 8d8686af2 ("Make installation of contrib scripts
configurable", 2017-04-13).

Remove redundant argument to AS_IF and make it look more like the other
nearby AS_IF calls.

1 files changed, 2 insertions, 3 deletions

diff --git a/configure b/configure
index 3d5c9d161..da886a541 100755
--- a/configure
+++ b/configure
@@ -3812,9 +3812,8 @@ if test "${enable_contrib_install+set}" = set; then :
 fi
 
 if test "x$enable_contrib_install" = "xno"; then :
-  HAVE_CONTRIB_INSTALL="no"
-else
-  HAVE_CONTRIB_INSTALL="yes"
+
+       HAVE_CONTRIB_INSTALL="no"
 
 fi