regulators: Add test cases for action.

Add test cases for action:
  * Valid: Comments property not specified
  * Valid: Comments property specified
  * Valid: and action type specified
  * Valid: compare_presence action type specified
  * Valid: compare_vpd action type specified
  * Valid: i2c_compare_bit action type specified
  * Valid: i2c_compare_byte action type specified
  * Valid: i2c_compare_bytes action type specified
  * Valid: i2c_write_bit action type specified
  * Valid: i2c_write_byte action type specified
  * Valid: i2c_write_bytes action type specified
  * Valid: if action type specified
  * Valid: not action type specified
  * Valid: or action type specified
  * Valid: pmbus_read_sensor and pmbus_write_vout_command action type specified
  * Valid: run_rule action type specified
  * Valid: set_device action type specified
  * Invalid: Wrong data type for comments (should be array of string)
  * Invalid: Wrong data type for action type
  * Invalid: Empty comments array
  * Invalid: Comments array has wrong element type (should be string)
  * Invalid: No action type specified
  * Invalid: Multiple action types specified
  * Invalid: Unexpected property specified

Signed-off-by: Bob King <Bob_King@wistron.com>
Change-Id: I81dfb50cf46a3091753f43266af8dc01527d621d
diff --git a/phosphor-regulators/test/meson.build b/phosphor-regulators/test/meson.build
index c1bec64..08634a9 100644
--- a/phosphor-regulators/test/meson.build
+++ b/phosphor-regulators/test/meson.build
@@ -57,5 +57,5 @@
                     libi2c_dev_mock_inc
                 ]
      ),
-     timeout : 120
+     timeout : 150
 )