templates: osmo-pcu: Set log level from dbg to info

Otherwise there's too much output. With debug enabled, iperf3 test from
gprs testsuite generates a 96MB osmo-pcu.log. With log level set to
info, size drops to 1.4M, which is a lot less after compressing in an
archive.

Change-Id: I008234024b9369db42c90ef5d59a013fd2d22718
1 file changed