jenkins: fix typo

Refs #53224

Change-Id: I0506c6661c852bc2e5d8eadd4eadd5d56f9ffd70

tools/build-system/hudson-sflphone-script.sh

@@ -135,7 +135,7 @@ function build_daemon {
     # Compile the daemon
     ./autogen.sh || exit_clean 1
     #FIXME: this is a temporary hack around linking failure on jenkins
-    LDFLAGS=-gcrypt ./configure $DOPTS
+    LDFLAGS=-lgcrypt ./configure $DOPTS
     make clean
     make -j
     # Remove the previous XML test file