Do not use shared_cluster on OpenShift 4

Signed-off-by: Petr "Stone" Hracek <[email protected]>

Author: phracek

test/test_shared_helm_postgresql_imagestreams.py

@@ -20,7 +20,7 @@ class TestHelmRHELPostgresqlImageStreams:
     def setup_method(self):
         package_name = "redhat-postgresql-imagestreams"
         path = test_dir
-        self.hc_api = HelmChartsAPI(path=path, package_name=package_name, tarball_dir=test_dir, remote=True)
+        self.hc_api = HelmChartsAPI(path=path, package_name=package_name, tarball_dir=test_dir)
         self.hc_api.clone_helm_chart_repo(
             repo_url="https://github.com/sclorg/helm-charts", repo_name="helm-charts",
             subdir="charts/redhat"

test/test_shared_helm_postgresql_template.py

@@ -31,7 +31,7 @@ class TestHelmPostgresqlPersistent:
     def setup_method(self):
         package_name = "redhat-postgresql-persistent"
         path = test_dir
-        self.hc_api = HelmChartsAPI(path=path, package_name=package_name, tarball_dir=test_dir, remote=True)
+        self.hc_api = HelmChartsAPI(path=path, package_name=package_name, tarball_dir=test_dir)
         self.hc_api.clone_helm_chart_repo(
             repo_url="https://github.com/sclorg/helm-charts", repo_name="helm-charts",
             subdir="charts/redhat"