chore: update to go 1.20 (#1124)

Signed-off-by: Anish Ramasekar <anish.ramasekar@gmail.com>

.devcontainer/Dockerfile

@@ -2,7 +2,7 @@
 # Copyright (c) Microsoft Corporation. All rights reserved.
 # Licensed under the MIT License. See https://go.microsoft.com/fwlink/?linkid=2090316 for license information.
 #-------------------------------------------------------------------------------------------------------------
-FROM golang:1.19
+FROM golang:1.20
 
 # Avoid warnings by switching to noninteractive
 ENV DEBIAN_FRONTEND=noninteractive

.github/workflows/cover.yaml

@@ -16,7 +16,7 @@ jobs:
       # pinning to the sha 331ce1d993939866bb63c32c6cbbfd48fa76fc57 from https://github.com/actions/setup-go/releases/tag/v2.1.4
       - uses: actions/setup-go@4d34df0c2316fe8122ab82dc22947d607c0c91f9
         with:
-          go-version: "^1.19"
+          go-version: "^1.20"
       - name: Unit test
         run: make unit-test
       # pinning to the sha f32b3a3741e1053eb607407145bc9619351dc93b from https://github.com/codecov/codecov-action/releases/tag/v2.1.0

.golangci.yml

@@ -1,7 +1,6 @@
 run:
   timeout: 5m
-  skip-dirs: []
-  skip-files: []
+  go: '1.20'
 
 linters:
   disable-all: true