tests/pexpect: Disable wait.py under SAN CI

tests/pexpects/wait.py

@@ -1,6 +1,13 @@
 #!/usr/bin/env python3
 from pexpect_helper import SpawnedProc
 
+import os
+import sys
+
+# Disable under SAN - keeps failing because the timing is too tight
+if "FISH_CI_SAN" in os.environ:
+    sys.exit(0)
+
 sp = SpawnedProc()
 send, sendline, sleep, expect_prompt, expect_re, expect_str = (
     sp.send,