Merge branch 'vs-version' into 'master'

Update: apiVersion of notification virtualservice to v1beta1

See merge request !547

(cherry picked from commit 46d1fba9)

66b1b853 Update: apiVersion of legal virtualservice to v1
d9e7e6e5 switched to beta

Co-authored-by: Oleksandr Kosse (EPAM) <oleksandr_kosse@epam.com>

devops/core-plus/deploy/templates/virtual-service.yaml

-apiVersion: networking.istio.io/v1alpha3
+apiVersion: networking.istio.io/v1beta1
 kind: VirtualService
 metadata:
   name: {{ .Values.conf.appName  | quote }}

devops/gc/deploy/templates/virtual-service.yaml

-apiVersion: networking.istio.io/v1alpha3
+apiVersion: networking.istio.io/v1beta1
 kind: VirtualService
 metadata:
   name: {{ .Values.conf.appName  | quote}}