chore(deps): update plugins/base:windows-1809-amd64 docker digest to 87131f1

Author: renovate[bot]

docker/Dockerfile.windows.1809

@@ -1,5 +1,5 @@
 # escape=`
-FROM plugins/base:windows-1809-amd64@sha256:61095306fa56d51adc841f2b0f93f511efb5792d12f2549bb2eb1cbce02c1f05
+FROM plugins/base:windows-1809-amd64@sha256:87131f13641549b1c294bbfb0ba0994180b4eaeb77f1487a761e40976253ef58
 
 LABEL maintainer="Drone.IO Community <drone-dev@googlegroups.com>" `
   org.label-schema.name="Drone GitHub Release" `