Fix lower-constraints job

This patch bump few packages version in 'lower-constraints.txt'
to fix the CI.

Change-Id: Ided45f20b4d30f9c655d1745bbcc8f57e875ff9f

lower-constraints.txt

@@ -12,7 +12,7 @@ contextlib2==0.5.5
 coverage==4.5.1
 cryptography==2.1.4
 debtcollector==1.19.0
-decorator==4.2.1
+decorator==4.4.1
 deprecation==2.0
 Django==2.2
 django-appconf==1.0.2
@@ -36,11 +36,11 @@ jmespath==0.9.3
 jsonpatch==1.21
 jsonpointer==2.0
 jsonschema==2.6.0
-keystoneauth1==3.4.0
+keystoneauth1==3.18.0
 linecache2==1.0.0
 logilab-common==1.4.1
 MarkupSafe==1.0
-mccabe==0.2.1
+mccabe==0.6.0
 monotonic==1.4
 msgpack==0.5.6
 munch==2.2.0
@@ -49,7 +49,7 @@ netifaces==0.10.6
 openstackdocstheme==2.2.1
 openstacksdk==0.12.0
 os-client-config==1.29.0
-os-service-types==1.2.0
+os-service-types==1.7.0
 osc-lib==1.10.0
 oslo.concurrency==3.26.0
 oslo.config==5.2.0
@@ -66,7 +66,7 @@ pep8==1.5.7
 Pint==0.8.1
 prettytable==0.7.2
 pycparser==2.18
-pyflakes==0.8.1
+pyflakes==2.1.0
 Pygments==2.2.0
 pyinotify==0.9.6
 pylint==1.4.5