Disable tsan in CI temporarily.

Tsan needs the fix for not leaking fibers on the server to work properly.
Disable the tests until we can somehow easily get a build of it on the CI server.

.gitlab-ci.yml

@@ -18,10 +18,11 @@ run_tests:
   script:
     ./ci_scripts/run_tests.sh
 
-run_thread_sanitizer:
-  stage: sanitizer
-  script:
-    ./ci_scripts/run_thread_sanitizer.sh
+# Disable until we can get a clang with the tsan patch for fibers on the CI server
+#run_thread_sanitizer:
+#  stage: sanitizer
+#  script:
+#    ./ci_scripts/run_thread_sanitizer.sh
 
 run_address_sanitizer:
   stage: sanitizer