Add optional opm image argument to chart template

Update catalog operator manifest chart template to include
variable for new opmImage argument

Author: kevinrizza

deploy/chart/templates/0000_50_olm_08-catalog-operator.deployment.yaml

@@ -57,6 +57,9 @@ spec:
           {{- if .Values.catalog.commandArgs }}
           - {{ .Values.catalog.commandArgs }}
           {{- end }}
+          {{- if .Values.catalog.opmImageArgs }}
+          - {{ .Values.catalog.opmImageArgs }}
+          {{- end }}
           - -util-image
           -  {{ .Values.catalog.image.ref }}
           {{- if .Values.writeStatusNameCatalog }}