Move `sdcard.img.lock` to gitignore
Move `sdcard.img.lock` to gitignore

sergey-trotsyuk/cordova-plugin-printer,katzer/cordova-plugin-printer,katzer/cordova-plugin-printer,pirvudoru/cordova-plugin-printer,sergey-trotsyuk/cordova-plugin-printer,kailIII/cordova-plugin-printer,pirvudoru/cordova-plugin-printer,kailIII/cordova-plugin-printer