build: Update golangci for go v1.13 (#6042)

.golangci.yml

@@ -14,7 +14,7 @@ linters:
     - scopelint
 
 service:
-  golangci-lint-version: 1.17.x
+  golangci-lint-version: 1.19.x
   prepare:
     - rm -f go.sum # 1.12 -> 1.13 issues with QUIC-go
     - GO111MODULE=on go mod vendor