autogen: remove --enable-maintainer-mode

Signed-off-by: Nathan Hjelm <hjelmn@me.com>
diff --git a/autogen.sh b/autogen.sh
index ab87fb3..24f39ee 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -4,5 +4,5 @@
 
 ./bootstrap.sh
 if test -z "$NOCONFIGURE"; then
-    exec ./configure --enable-maintainer-mode --enable-examples-build --enable-tests-build "$@"
+    exec ./configure --enable-examples-build --enable-tests-build "$@"
 fi