Revert "tinc: gpexpand move port range lower than ephemeral ports"

This reverts commit 16c4b480.

src/test/tinc/tincrepo/mpp/gpdb/tests/utilities/gpexpand/test_gpexpand.py

@@ -169,11 +169,12 @@ class GPExpandTestCase(MPPTestCase, ScenarioTestCase):
 
         self.hosts = ['localhost']
 
-        self.port_base = '20500'
+        # TODO: See if we can parameterize this
+        self.port_base = '40000'
         self.master_port = os.environ.get('PGPORT', '10300')
-        self.mirror_port_base = '21500'
-        self.rep_port_base = '22500'
-        self.mirror_rep_port_base = '23500'
+        self.mirror_port_base = '50000'
+        self.rep_port_base = '41000'
+        self.mirror_rep_port_base = '51000'
 
         self.testcase_primary_dir = os.path.join(self.testcase_out_dir, 'data/primary')
         self.testcase_mirror_dir = os.path.join(self.testcase_out_dir, 'data/mirror')