Switch Dockerfile.e2e to alpine 3.8
## Step 1: Build tests
-FROM golang:1.11.4-alpine3.7 as builder
+FROM golang:1.11.4-alpine3.8 as builder
RUN apk --no-cache add \
bash \
@@ -39,7 +39,7 @@ RUN hack/make.sh build-integration-test-binary
RUN mkdir -p /output/tests && find . -name test.main -exec cp --parents '{}' /output/tests \;
## Step 2: Generate testing image
-FROM alpine:3.7 as runner
+FROM alpine:3.8 as runner
# GNU tar is used for generating the emptyfs image
RUN apk --no-cache add \
