chore(deps): update docker.io/privatebin/nginx-fpm-alpine docker tag to v1.7.8 (#420)

Co-authored-by: Renovate Bot <[email protected]>

Author: soerenschneider

apps/privatebin/deployment.yaml

@@ -29,7 +29,7 @@ spec:
           type: "RuntimeDefault"
       containers:
         - name: "privatebin"
-          image: "docker.io/privatebin/nginx-fpm-alpine:1.7.6@sha256:70a96fca84a983778771f0651c8db22694e75f4393bc01c3247c393c9c607791"
+          image: "docker.io/privatebin/nginx-fpm-alpine:1.7.8@sha256:201c3d34278ee5e1eb997c5fb38e24af1e0eb46e93d96029a5931a1b8406a4d8"
           imagePullPolicy: "IfNotPresent"
           resources:
             requests: