cmake: Updated dirty version to 0.3.0
cmake: Updated dirty version to 0.3.0

Signed-off-by: Andrei Vasiliu <6cdfc3f07526ca8509c79e95022719f3e4f2f781@intel.com>

intel-iot-devkit/tinyb,ptzafrir/tinyb,ptzafrir/tinyb,intel-iot-devkit/tinyb,intel-iot-devkit/tinyb,ptzafrir/tinyb,stefan-andritoiu/tinyb,stefan-andritoiu/tinyb,stefan-andritoiu/tinyb