Bumps alpine from 3.13.2 to 3.13.3. Signed-off-by: dependabot[bot] <support@github.com>
@@ -1,4 +1,4 @@
-FROM alpine:3.13.2
+FROM alpine:3.13.3
ARG RSYNC_PACKAGE_VERSION=3.2.3-r1
ARG OPENSSH_SERVER_PACKAGE_VERSION=8.4_p1-r2