python tests: vty and smpp: speed up >10 times

osmo-python-tests now includes code that retries connecting the VTY socket and
needs no external sleep()ing. This flies through most tests without any sleep()
at all.

See osmo-python-tests.git change-id Icc337f52a93d5fe31fc4ff235ccaf4e0fe75fa39

Change-Id: I42161d9716fe5bb0ef1c56e4bfb770bb99bbca7a
diff --git a/openbsc/tests/smpp_test_runner.py b/openbsc/tests/smpp_test_runner.py
index 4527ac4..06fb766 100644
--- a/openbsc/tests/smpp_test_runner.py
+++ b/openbsc/tests/smpp_test_runner.py
@@ -47,7 +47,6 @@
         except OSError:
             print >> sys.stderr, "Current directory: %s" % os.getcwd()
             print >> sys.stderr, "Consider setting -b"
-        time.sleep(1)
 
         appstring = self.vty_app()[2]
         appport = self.vty_app()[0]
diff --git a/openbsc/tests/vty_test_runner.py b/openbsc/tests/vty_test_runner.py
index 3f4909c..87b9eba 100644
--- a/openbsc/tests/vty_test_runner.py
+++ b/openbsc/tests/vty_test_runner.py
@@ -49,7 +49,6 @@
         except OSError:
             print >> sys.stderr, "Current directory: %s" % os.getcwd()
             print >> sys.stderr, "Consider setting -b"
-        time.sleep(1)
 
         appstring = self.vty_app()[2]
         appport = self.vty_app()[0]