Update toolchain, deps

[crawfxrd]

• toolchain: 2023-01-27 -> 2023-09-07
• orbclient: 0.3.43 -> 0.3.46
• redox_dmi: 0.1.5 -> 0.1.6
• system76_ecflash: system76/ecflash@2b94b81b97 -> 0.1.3
• system76_ectool: system76/ec@930f16b230 -> system76/ec@166e03972b

[crawfxrd]

Updated ectool to include https://github.com/system76/ec/pull/411.

[XV-02]

No surprise, but still behaving and good.