The idle and main loops have socket select calls to know when to execute.
This means we can increase the normal timeout frequency since this is
just a fall back and have some small efficiency gains.
(Bitbake rev: 8d8e17af8619c976819170c9d5d9a686a666c317)
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>