upgrade go version to 1.20.x

.github/workflows/build.yml

@@ -14,7 +14,7 @@ jobs:
   test:
     strategy:
       matrix:
-        go: [1.19]
+        go: [1.20]
         os: [ubuntu-latest, macos-latest, windows-latest]
     runs-on: ${{ matrix.os }}
     steps:
@@ -33,7 +33,7 @@ jobs:
   lint:
     strategy:
       matrix:
-        go: [1.19]
+        go: [1.20]
         os: [ubuntu-latest]
     name: lint
     runs-on: ${{ matrix.os }}

.github/workflows/release.yml

@@ -50,7 +50,7 @@ jobs:
         run: gem install package_cloud
       - uses: actions/setup-go@v3
         with:
-          go-version: '>=1.19.3'
+          go-version: '>=1.20.5'
           cache: true
       # More assembly might be required: Docker logins, GPG, etc. It all depends
       # on your needs.