font8x8_basic printable ASCII bitmap data

Upstream project: https://github.com/dhepper/font8x8
Upstream file: font8x8_basic.h
Pinned commit: 8e279d2d864e79128e96188a6b9526cfa3fbfef9
Author named by upstream: Daniel Hepper <daniel@hepper.net>

The upstream README states:

    Font8x8 is a simple 8x8 font that is free to use and modify.
    Public Domain

This notice records the upstream statement and provenance. It is not an
independent legal determination. This project keeps only printable ASCII
U+0020 through U+007E; other input is rendered as '?'.
