fix: add user-agent to kube api calls (#269)

* Add USER_AGENT_NAME and USER_AGENT_VERSION in env

* Update resource.yaml

Co-authored-by: Alex Lewitt <48691328+alewitt2@users.noreply.github.com>

kubernetes/watch-keeper/resource.yaml

@@ -34,6 +34,10 @@ spec:
               valueFrom:
                 fieldRef:
                   fieldPath: metadata.namespace
+            - name: USER_AGENT_NAME
+              value: razee.io/watch-keeper
+            - name: USER_AGENT_VERSION
+              value: "{{{TRAVIS_TAG}}}"
             - name: NODE_ENV
               value: "production"
             - name: KUBECONFIG