VOL-3121 - Separated ports from devices.

Similar to flows/groups/meters/logical ports.
Also added ListDevicePorts and GetDevicePort to the adapter API.
Also removed unused `// +build integration` tests.

Change-Id: I586adb9f46a249c9430d4205ef5db2d105dbbe06
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 013efb0..526fc15 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -99,7 +99,7 @@
 github.com/modern-go/concurrent
 # github.com/modern-go/reflect2 v1.0.1
 github.com/modern-go/reflect2
-# github.com/opencord/voltha-lib-go/v3 v3.2.0
+# github.com/opencord/voltha-lib-go/v3 v3.2.1
 github.com/opencord/voltha-lib-go/v3/pkg/adapters
 github.com/opencord/voltha-lib-go/v3/pkg/adapters/adapterif
 github.com/opencord/voltha-lib-go/v3/pkg/adapters/common
@@ -114,7 +114,7 @@
 github.com/opencord/voltha-lib-go/v3/pkg/mocks/kafka
 github.com/opencord/voltha-lib-go/v3/pkg/probe
 github.com/opencord/voltha-lib-go/v3/pkg/version
-# github.com/opencord/voltha-protos/v3 v3.3.9
+# github.com/opencord/voltha-protos/v3 v3.4.1
 github.com/opencord/voltha-protos/v3/go/common
 github.com/opencord/voltha-protos/v3/go/inter_container
 github.com/opencord/voltha-protos/v3/go/omci