Bump sample-device-plugin image version

Currently published image version doesn't include latest code changes,
for example CDI support.

Manifests include different and outdated image versions

Author: bart0sh

test/e2e/testing-manifests/sample-device-plugin/sample-device-plugin-control-registration.yaml

@@ -32,7 +32,7 @@ spec:
         hostPath:
           path: /dev
       containers:
-      - image: registry.k8s.io/e2e-test-images/sample-device-plugin:1.5
+      - image: registry.k8s.io/e2e-test-images/sample-device-plugin:1.7
         name: sample-device-plugin
         env:
         - name: PLUGIN_SOCK_DIR

test/e2e/testing-manifests/sample-device-plugin/sample-device-plugin.yaml

@@ -35,7 +35,7 @@ spec:
         hostPath:
           path: /var/run/cdi
       containers:
-      - image: registry.k8s.io/e2e-test-images/sample-device-plugin:1.3
+      - image: registry.k8s.io/e2e-test-images/sample-device-plugin:1.7
         name: sample-device-plugin
         env:
         - name: PLUGIN_SOCK_DIR