k8sclient: fix typo in ensure_oc_installed

Signed-off-by: Salvatore Daniele <[email protected]>

Author: SalDaniele

k8sClient.py

@@ -22,8 +22,8 @@ def _ensure_oc_installed(self) -> None:
         if self._host.run("which oc").returncode == 0:
             return
         uname = self._host.run_or_die("uname -m").out
-        url = f"https://mirror.openshift.com/pub/openshift-v4/${uname}/clients/ocp/stable/openshift-client-linux.tar.gz"
-        self._host.run_or_die(f"curl {url} | sudo tar -U -C /usr/local/bin -xzf -")
+        url = f"https://mirror.openshift.com/pub/openshift-v4/{uname}/clients/ocp/stable/openshift-client-linux.tar.gz"
+        self._host.run_or_die(f"curl {url} | sudo tar -U -C /usr/local/bin -xzf")
 
     def is_ready(self, name: str) -> bool:
         for e in self._client.list_node().items: