gitlab-ci: do not run tests with address sanitizer

This is flaky and sometimes fails or hangs unexplicably.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

.gitlab-ci.d/buildtest.yml

@@ -515,8 +515,6 @@ build-oss-fuzz:
         echo Testing ${fuzzer} ... ;
         "${fuzzer}" -runs=1 -seed=1 || exit 1 ;
       done
-    # Unrelated to fuzzer: run some tests with -fsanitize=address
-    - cd build-oss-fuzz && make check-qtest-i386 check-unit
 
 build-tci:
   extends: .native_build_job_template