bump golang to version 1.20 (ydb-platform#216)

Author: kobzonega

.github/workflows/run-tests.yml

@@ -55,7 +55,7 @@ jobs:
       - name: setup-go
         uses: actions/setup-go@v3
         with:
-          go-version: 1.19
+          go-version: 1.20
       - name: set-env-vars
         run: |
           echo "HOME=/actions-runner" >> $GITHUB_ENV
@@ -75,7 +75,7 @@ jobs:
       - name: setup-go
         uses: actions/setup-go@v3
         with:
-          go-version: 1.19
+          go-version: 1.20
       - name: set-env-vars
         run: |
           echo "HOME=/actions-runner" >> $GITHUB_ENV
@@ -98,7 +98,7 @@ jobs:
       - name: setup-go
         uses: actions/setup-go@v3
         with:
-          go-version: 1.19
+          go-version: 1.20
       - name: install-dependencies
         run: |
           sudo apt-get update

Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.19 as builder
+FROM golang:1.20 as builder
 
 WORKDIR /workspace
 COPY go.mod go.mod

go.mod

@@ -1,6 +1,6 @@
 module github.com/ydb-platform/ydb-kubernetes-operator
 
-go 1.19
+go 1.20
 
 require (
 	github.com/banzaicloud/k8s-objectmatcher v1.7.0