Fix schema test for ASAN builds (#5400)

.daily_canary

@@ -1,4 +1,4 @@
    ---     ___           ___
-  (- -)   (= =)   |     Y   &  +-- 
+  (- -)   (= =)   |     Y   &  +--?
  (  V  ) z  x  z  O    +---=---'
 /--x-m- /--n-n---xXx--/--yY-----

tests/e2e_operations.py

@@ -375,6 +375,7 @@ def run_tls_san_checks(args):
     proc = subprocess.Popen(
         ["./cchost", "--config", "0.config.json", "--config-timeout", "10s"],
         cwd=start_node_path,
+        env={"ASAN_OPTIONS": "alloc_dealloc_mismatch=0"},
     )
     time.sleep(2)
     LOG.info("Copy a partial config")