Update golang:latest Docker digest to 2660218 (#135)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Dockerfile

@@ -1,6 +1,6 @@
 
 # Build a go app into a minimal docker image with timezone support and SSL cert chains.
-FROM golang:latest@sha256:b2ca38170893394183f940a7f988bf15c4112a4ddb73214941fe4d08a09f9329 as builder
+FROM golang:latest@sha256:26602182e32576fca9ad5397fd74b87ae68f7ee727436a85dd19a1c3766ad685 as builder
 ARG TARGETOS
 ARG TARGETARCH
 ARG BUILD_FLAGS=""