build: fix address sanitizer default args

Type: fix
Fixes: ec3a3f16e4cd3b33e2a409fb01b8d8826e05f9fa

Change-Id: Iea3acd93a96b4bfc9f335e37ec04c00e8fa5ff27
Signed-off-by: Benoît Ganne <bganne@cisco.com>
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index e2937c9..133876c 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -110,7 +110,7 @@
 ##############################################################################
 
 option(VPP_ENABLE_SANITIZE_ADDR "Enable Address Sanitizer" OFF)
-set(VPP_SANITIZE_ADDR_ARGS
+set(VPP_SANITIZE_ADDR_OPTIONS
   "unmap_shadow_on_exit=1:disable_coredump=0:abort_on_error=1:detect_leaks=0"
   CACHE
   STRING "Address sanitizer arguments"