cfg templates: log level and source basename last, log no category-hex

Makes for saner log output in stderr files.

Change-Id: I2755beffd18d6779367c04e4aaaed119d66eb3be
diff --git a/src/osmo_gsm_tester/templates/osmo-pcu-sysmo.cfg.tmpl b/src/osmo_gsm_tester/templates/osmo-pcu-sysmo.cfg.tmpl
index c0e6cd2..2943204 100644
--- a/src/osmo_gsm_tester/templates/osmo-pcu-sysmo.cfg.tmpl
+++ b/src/osmo_gsm_tester/templates/osmo-pcu-sysmo.cfg.tmpl
@@ -3,7 +3,8 @@
  logging print extended-timestamp 1
  logging print category 1
  logging print category-hex 0
- logging print file basename
+ logging print level 1
+ logging print file basename last
  logging level set-all info
 line vty
  no login