[1.1.x] Platformio - automate build & environment selection #10563

Bob-the-Kuhn wants to merge 1 commit intoMarlinFirmware:1.1.xMarlinFirmware/Marlin:1.1.xfrom

Bob-the-Kuhn:auto-build-1.1-releasedBob-the-Kuhn/Marlin-Bob-2:auto-build-1.1-releasedCopy head branch name to clipboard