Tests: Increase programming timeout

To program the FPGA we need to start Vivado, which can take longer than
one minute to start under high storage load. Increase timeout to prevent
intermittent test failures.

test/systemtest/test_tutorial.py

@@ -312,7 +312,7 @@ def test_tutorial7(self, tmpdir, localconf, baremetal_apps_hello):
         cmd_pgm = ['optimsoc-pgm-fpga', bitstream, 'xc7a100t_0']
         p_pgm = util.Process(cmd_pgm, logdir=str(tmpdir), cwd=str(tmpdir))
         p_pgm.run()
-        p_pgm.proc.wait(timeout=60)
+        p_pgm.proc.wait(timeout=300)
         assert p_pgm.proc.returncode == 0
 
         time.sleep(2)