[PATCH] docker: pyenv: build at make -j$(nproc)

[Stephen Finucane]

On Fri, 2019-09-13 at 01:41 +1000, Daniel Axtens wrote:
> This speeds up builds. I haven't measured by how much, but I have
> observed 8 threads being complied rather than 1 on my laptop.
> 
> Signed-off-by: Daniel Axtens <dja at axtens.net>

Not tested, but if it works for you, I'm happy with it.

Reviewed-by: Stephen Finucane <stephen at that.guru>

/me wonders why this isn't the default in pyenv