remove useless commands from run_tests.sh

Author: funbringer

.gitignore

@@ -2,3 +2,4 @@
 dist
 tags
 *.egg-info
+Dockerfile

run_tests.sh

@@ -2,10 +2,6 @@
 
 set -eux
 
-# DEBUG port-for
-cat /proc/sys/net/ipv4/ip_local_port_range
-${PYTHON} -c "with open('/proc/sys/net/ipv4/ip_local_port_range') as f: l, h = f.read().split(); print(l); print(h);"
-
 cd testgres/tests
 ${PYTHON} -m unittest test_simple