tools: Update to the latest linuxkit/alpine

Signed-off-by: Avi Deitcher <avi@deitcher.net>

Author: deitch

tools/containerd-dev/Dockerfile

@@ -1,4 +1,4 @@
-FROM linuxkit/alpine:5ac048802293564a50414394e1b9896eac528e7d as builder
+FROM linuxkit/alpine:8c02670fd2e5c28d03fd39db0bddc1379b3af6b2 as builder
 
 
 # checkout and compile containerd

tools/go-compile/Dockerfile

@@ -1,4 +1,4 @@
-FROM linuxkit/alpine:5ac048802293564a50414394e1b9896eac528e7d AS mirror
+FROM linuxkit/alpine:8c02670fd2e5c28d03fd39db0bddc1379b3af6b2 AS mirror
 
 RUN mkdir -p /out/etc/apk && cp -r /etc/apk/* /out/etc/apk/
 RUN apk add --no-cache --initdb -p /out \

tools/grub-dev/Dockerfile

@@ -1,4 +1,4 @@
-FROM linuxkit/alpine:5ac048802293564a50414394e1b9896eac528e7d AS build
+FROM linuxkit/alpine:8c02670fd2e5c28d03fd39db0bddc1379b3af6b2 AS build
 ENV GRUB_MODULES="part_gpt fat ext2 iso9660 gzio linux acpi normal cpio crypto disk boot crc64 \
 search_fs_uuid tftp xzio xfs video"
 

tools/mkimage-iso-bios/Dockerfile

@@ -1,4 +1,4 @@
-FROM linuxkit/alpine:5ac048802293564a50414394e1b9896eac528e7d as mirror
+FROM linuxkit/alpine:8c02670fd2e5c28d03fd39db0bddc1379b3af6b2 as mirror
 RUN mkdir -p /out/etc/apk && cp -r /etc/apk/* /out/etc/apk/
 RUN apk add --no-cache --initdb -p /out \
     alpine-baselayout \

tools/mkimage-iso-efi-initrd/Dockerfile

@@ -1,6 +1,6 @@
 FROM linuxkit/grub:b498542e496dc2301ac1718d9096c2b26f041635 AS grub
 
-FROM linuxkit/alpine:5ac048802293564a50414394e1b9896eac528e7d AS mirror
+FROM linuxkit/alpine:8c02670fd2e5c28d03fd39db0bddc1379b3af6b2 AS mirror
 RUN mkdir -p /out/etc/apk && cp -r /etc/apk/* /out/etc/apk/
 RUN apk add --no-cache --initdb -p /out \
   alpine-baselayout \

tools/mkimage-iso-efi/Dockerfile

@@ -1,6 +1,6 @@
 FROM linuxkit/grub:b498542e496dc2301ac1718d9096c2b26f041635 AS grub
 
-FROM linuxkit/alpine:5ac048802293564a50414394e1b9896eac528e7d AS mirror
+FROM linuxkit/alpine:8c02670fd2e5c28d03fd39db0bddc1379b3af6b2 AS mirror
 RUN mkdir -p /out/etc/apk && cp -r /etc/apk/* /out/etc/apk/
 RUN apk add --no-cache --initdb -p /out \
   alpine-baselayout \

tools/mkimage-iso/Dockerfile

@@ -1,4 +1,4 @@
-FROM linuxkit/alpine:5ac048802293564a50414394e1b9896eac528e7d AS mirror
+FROM linuxkit/alpine:8c02670fd2e5c28d03fd39db0bddc1379b3af6b2 AS mirror
 RUN mkdir -p /out/etc/apk && cp -r /etc/apk/* /out/etc/apk/
 RUN apk add --no-cache --initdb -p /out \
     alpine-baselayout \

tools/mkimage-qcow2-efi/Dockerfile

@@ -1,6 +1,6 @@
 FROM linuxkit/grub:b498542e496dc2301ac1718d9096c2b26f041635 AS grub
 
-FROM linuxkit/alpine:5ac048802293564a50414394e1b9896eac528e7d AS mirror
+FROM linuxkit/alpine:8c02670fd2e5c28d03fd39db0bddc1379b3af6b2 AS mirror
 RUN mkdir -p /out/etc/apk && cp -r /etc/apk/* /out/etc/apk/
 RUN apk add --no-cache --initdb -p /out \
   alpine-baselayout \

tools/mkimage-raw-bios/Dockerfile

@@ -1,4 +1,4 @@
-FROM linuxkit/alpine:5ac048802293564a50414394e1b9896eac528e7d AS mirror
+FROM linuxkit/alpine:8c02670fd2e5c28d03fd39db0bddc1379b3af6b2 AS mirror
 RUN mkdir -p /out/etc/apk && cp -r /etc/apk/* /out/etc/apk/
 RUN apk add --no-cache --initdb -p /out \
     alpine-baselayout \

tools/mkimage-raw-efi/Dockerfile

@@ -1,6 +1,6 @@
 FROM linuxkit/grub:b498542e496dc2301ac1718d9096c2b26f041635 AS grub
 
-FROM linuxkit/alpine:5ac048802293564a50414394e1b9896eac528e7d AS mirror
+FROM linuxkit/alpine:8c02670fd2e5c28d03fd39db0bddc1379b3af6b2 AS mirror
 RUN mkdir -p /out/etc/apk && cp -r /etc/apk/* /out/etc/apk/
 RUN apk add --no-cache --initdb -p /out \
   alpine-baselayout \