Changelog-EXPERIMENTAL: Build: all experimental features are now runtime-enabled; no more ./configure --enable-experimental-features
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
The runner version was recently bumped causing our tests to fail
because it couldn't find the `poetry` version it just installed. We
instead install python3.10, and force its use, since otherwise we end
up compiling grpcio and fail to do so.
Changelog-None
Over time, it has cost us more developer cycles than it has gained.
It has hidden intermittant bugs, and allowed cruft to accumulate:
when we eventually tried to figure out what was going wrong, the
actual change which caused it was now stale and forgotten.
This was a particular bane during the connectd rewrite, and I
worked through some issues which had occurred before, but were not
more likely.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
