image: bump go to the latest 1.13 available

Author: cpanato

Dockerfile

@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM golang:1.13.4 as builder
+FROM golang:1.13.15 as builder
 WORKDIR /go/src/sigs.k8s.io/gcp-compute-persistent-disk-csi-driver
 ADD . .
 RUN make
@@ -22,7 +22,7 @@ FROM k8s.gcr.io/build-image/debian-base-amd64:v2.1.3 as base
 RUN clean-install udev
 
 # Start from Kubernetes Debian base
-FROM k8s.gcr.io/build-image/debian-base-amd64:v2.1.3 
+FROM k8s.gcr.io/build-image/debian-base-amd64:v2.1.3
 COPY --from=builder /go/src/sigs.k8s.io/gcp-compute-persistent-disk-csi-driver/bin/gce-pd-csi-driver /gce-pd-csi-driver
 # Install necessary dependencies
 RUN clean-install util-linux e2fsprogs mount ca-certificates udev xfsprogs

Dockerfile.Windows

@@ -13,7 +13,7 @@
 # limitations under the License.
 
 ARG BASE_IMAGE
-FROM --platform=$BUILDPLATFORM golang:1.13.4 AS builder
+FROM --platform=$BUILDPLATFORM golang:1.13.15 AS builder
 
 ARG TARGETPLATFORM
 ARG BUILDPLATFORM