test: set imagePullPolicy as Always

Author: andyzhangx

deploy/csi-blob-controller.yaml

@@ -64,7 +64,7 @@ spec:
               memory: 20Mi
         - name: blob
           image: mcr.microsoft.com/k8s/csi/blob-csi:latest
-          imagePullPolicy: IfNotPresent
+          imagePullPolicy: Always
           args:
             - "--v=5"
             - "--endpoint=$(CSI_ENDPOINT)"

deploy/csi-blob-node.yaml

@@ -77,7 +77,7 @@ spec:
               memory: 20Mi
         - name: blob
           image: mcr.microsoft.com/k8s/csi/blob-csi:latest
-          imagePullPolicy: IfNotPresent
+          imagePullPolicy: Always
           args:
             - "--v=5"
             - "--endpoint=$(CSI_ENDPOINT)"