GitLab

- add voltage ranges
- center some headers (test values OK, No, ? are centered via wiki templates)
- fix style error in header (align:right -> text-align:right)

Corresponding to flashrom svn r1441.
Signed-off-by: Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>