Enable TNF image publishing for 2.0 release

Signed-off-by: Marek Kochanowski <[email protected]>

Author: mkochanowski

.github/workflows/tnf-image.yaml

@@ -19,7 +19,7 @@ env:
   REGISTRY: quay.io
   IMAGE_NAME: testnetworkfunction/test-network-function
   IMAGE_TAG: latest
-  CURRENT_VERSION_GENERIC_BRANCH: 1.0.x
+  CURRENT_VERSION_GENERIC_BRANCH: 2.0.x
   TNF_MINIKUBE_ONLY: true
   TNF_ENABLE_CONFIG_AUTODISCOVER: true
   TNF_CONFIG_DIR: /tmp/tnf/config