~ruther/uni-mam-arm

ref: 508d9e248d1e568a87d2f889f2870b4d8b8153cc uni-mam-arm/arm03/src d---------
feat(arm03): add capture button
feat(arm03): null timer while button is held
feat(arm03): pin_write uses sets/reset instead f writing to ODR
fix(arm03): pin read
fix(arm03): ..
feat(arm03): implement display
feat(arm03): add debouncer timer for startstop button
feat(arm03): Update
Init arm01, arm02, arm03