tests: Raise timeouts for bufferiszero and crypto-tlscredsx509

On our gcov CI job, the bufferiszero and crypto-tlscredsx509
tests time out occasionally, making the job flaky. Double the
timeout on these two tests.

Cc: qemu-stable@nongnu.org
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/2221
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Message-id: 20240312110815.116992-1-peter.maydell@linaro.org

tests/unit/meson.build

@@ -173,9 +173,10 @@ test_env.set('G_TEST_BUILDDIR', meson.current_build_dir())
 
 slow_tests = {
   'test-aio-multithread' : 120,
+  'test-bufferiszero': 60,
   'test-crypto-block' : 300,
-  'test-crypto-tlscredsx509': 45,
-  'test-crypto-tlssession': 45,
+  'test-crypto-tlscredsx509': 90,
+  'test-crypto-tlssession': 90,
   'test-replication': 60,
 }