2023.08.2: SkiffOS Mainline Release

This mainline release corresponds to Buildroot 2023.08.2.

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Fixes and improvements:

• starfive/visionfive: fix riscv isa definition (6a68b84)
• buildroot: update to upstream (775a578)
• skiff-init: drop requirement on glibc (0938873)
• configs-base: update kernel to 6.6.1 (f2e8d09)
• buildroot: update to latest upstream (13d99a1)
• licheerv_st7789v: add note about removing console (9635995)
• licheerv_st7789v: update example image (0510ef2)
• allwinner/licheerv_st7789v: support for spi-based tft display (3d89ffe)
• pi/common: bump kernel to rpi-6.1.61 (59c4fab)
• buildroot: update go, containerd, rebase (6f1c067)
• allwinner/d1: reduce boot delay to 0 (0f1f92a)
• configs-base: update kernel to 6.5.10 (f5e815b)
• pi/common: bump kernel to rpi-6.1.58 (c62285c)
• buildroot: update docker-compose to v2.23.0 (83c216d)
• buildroot: update buildah (9e25b5b)
• buildroot: update to 2023.08.2 and update runc (f393e67)
• configs-base: update kernel to 6.5.9 (5602a5c)
• configs-base: update kernel to 6.5.8 (4a0a008)
• pi/common: bump kernel to rpi-6.1.57 (d91fbe5)
• all: fix kernel headers selection (1002326)
• core/gentoo: fix accept keywords (cc21399)

Full Changelog: 2023.08.1...2023.08.2