[ci] keep the configure log too

Sometimes the CI fails on configure, make sure we capture the log file
for those cases.
4 jobs for better-flags-for-ci in 19 minutes and 11 seconds
Status Job ID Name Coverage
  Style
passed #42818
integration
checkpatch

00:03:31

passed #42817
integration
repoquality

00:01:35

 
  Build
passed #42819
make:generic

00:08:46

passed #42820
knl
make:knl

00:06:52