scripts: add STATE logging level for state save/restore output.
The save/restore state output is voluminous; using this flag allows us
to quickly see or ignore when something is just being saved.
[Yann E. MORIN: this is a blind log level, and is used only to search
in the build-log afterward.]
Signed-off-by: Anthony Foiani <anthony.foiani@gmail.com>
1 reporter_name="Ioannis E. VENETIS"
2 reporter_url="http://sourceware.org/ml/crossgcc/2009-11/msg00109.html"