[skip email] Changing gui log naming scheme

[alexpiet]

Pull Request instructions:

• Please follow the update protocol
• Answer the questions below in detail. Your responses will be emailed to experimenters.
• If the experimenters must do anything new, provide detailed step by step instructions on the wiki
• If computer maintainers need to manually update anything, provide detailed step by step instructions
• Use markdown syntax in order for your comments to be rendered reliably in the email: "1." instead of "1)", use four spaces for indents.
• If you use the keyword "skip email" in the title, it will skip the email updates
• Merges from "develop" into "production_testing" should use the keyword "production merge" in the title for reliable indexing of updates
• Merges from "production_testing" into "main" should use the keyword "update main"

Describe changes:

• Updates the naming scheme for the GUI log to <hostname>-<box letter>_gui_log_<date/time>.txt

What issues or discussions does this update address?

• resolves #430

Describe the expected change in behavior from the perspective of the experimenter

none

Describe any manual update steps for task computers

none

Was this update tested in 446/447?

• [x] tested in 447