v1-t: flash: Source from a common script

Description

v1-t: flash: Source from a common script

Screenshots

Technical details

Tests

Pipeline: https://gitlab.e.foundation/e/priv/os/build/-/pipelines/460595

• axolotl Already on v1-u
• FP3 - @merothh
• FP4 Already on v1-u
• FP5 - @merothh
• two - @dj

Issues

e/backlog#8398 (closed)

10 commandments of code reviews

👪 ❤️ https://gitlab.e.foundation/internal/wiki/-/wikis/mobile-team/guidelines/Code-review

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