build: Tweak golang-ci config to build (#6022)

.golangci.yml

@@ -14,7 +14,8 @@ linters:
     - scopelint
 
 service:
-  golangci-lint-version: 1.16.x
+  golangci-lint-version: 1.17.x
   prepare:
+    - rm -f go.sum # 1.12 -> 1.13 issues with QUIC-go
     - GO111MODULE=on go mod vendor
     - go run build.go assets