test_avb: Update pymark.buildconfigspec information for the AVB tests

Update the pymark.buildconfigspec to depend on 'cmd_mmc' in addition to
'cmd_avb' for those tests that needs more a more complete MMC
implementation or the "mmc" command.

Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>

test/py/tests/test_avb.py

@@ -23,7 +23,7 @@
 temp_addr = 0x90000000
 temp_addr2 = 0x90002000
 
-@pytest.mark.buildconfigspec('cmd_avb')
+@pytest.mark.buildconfigspec('cmd_avb', 'cmd_mmc')
 def test_avb_verify(u_boot_console):
     """Run AVB 2.0 boot verification chain with avb subset of commands
     """
@@ -36,7 +36,7 @@ def test_avb_verify(u_boot_console):
     assert response.find(success_str)
 
 
-@pytest.mark.buildconfigspec('cmd_avb')
+@pytest.mark.buildconfigspec('cmd_avb', 'cmd_mmc')
 def test_avb_mmc_uuid(u_boot_console):
     """Check if 'avb get_uuid' works, compare results with
     'part list mmc 1' output
@@ -78,6 +78,7 @@ def test_avb_read_rb(u_boot_console):
     assert response == ''
 
     response = u_boot_console.run_command('avb read_rb 1')
+    assert response == 'Rollback index: 0'
 
 
 @pytest.mark.buildconfigspec('cmd_avb')
@@ -89,9 +90,10 @@ def test_avb_is_unlocked(u_boot_console):
     assert response == ''
 
     response = u_boot_console.run_command('avb is_unlocked')
+    assert response == 'Unlocked = 1'
 
 
-@pytest.mark.buildconfigspec('cmd_avb')
+@pytest.mark.buildconfigspec('cmd_avb', 'cmd_mmc')
 def test_avb_mmc_read(u_boot_console):
     """Test mmc read operation
     """