mc: update to 4.8.27

python: update to 3.9.6

termux-tools: update path for termux.mentality.rip mirror

generate-bootstraps.sh: update repository url

termux_step_handle_hostbuild: be more verbose when patching

scripts/generate-bootstraps.sh: make architecture-independent (arch "…

…all") package list optional

It is not available in some repository types, e.g. in built with "aptly".

rename package: libhypen --> libhyphen

proot-distro: update to 1.6.1