Added Zigbee2MQTT Ikea TRADFRI shortcut button E1812

[cova-fe]

Blueprint Checklist

• You viewed the README and conformed to the naming conventions
• You ordered the actions as stated in the README action order
• All filenames are lowercase and uses '-' for spaces and not '_' while using {service-name}-{switch-name-or-type}.yaml format
• Images are png
• Image backgrounds are transparent and is cropped to the device boundries
• Images has a maximum width of 800px and maximum height of 500px
• There are no missing buttons or actions
• You have tested your blueprints and made sure each button and action works

Add Ikea TRADFRI shortcut button (E1812).
This is a single button with three actions: press, hold and hold(release)

[Sian-Lee-SA]

I will edit the image to hve a transparent back ground but is preferred to be done prior. Thanks

[cova-fe]

Sry, I did that but i must have uploaded the wrong image when preparing the PR. Sorry about that and thanks for fixing it