deploy: pin images for v2.6.0 release

Signed-off-by: jack munday <jack.charlie.munday@cern.ch>

Author: jack munday

deployments/helm/cvmfs-csi/Chart.yaml

@@ -1,5 +1,5 @@
 apiVersion: v1
-appVersion: "v2.6.0-rc.0"
+appVersion: "v2.6.0"
 description: A Helm chart to deploy the CVMFS-CSI Plugin
 name: cvmfs-csi
-version: 2.6.0-rc.0
+version: 2.6.0