Bump actions/setup-go from 2 to 4 (#2156)

Bumps [actions/setup-go](https://github.com/actions/setup-go) from 2 to 4.
- [Release notes](https://github.com/actions/setup-go/releases)
- [Commits](actions/setup-go@v2...v4)

---
updated-dependencies:
- dependency-name: actions/setup-go
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Kenjiro Nakayama <nakayamakenjiro@gmail.com>

.github/workflows/bump.yaml

@@ -16,7 +16,7 @@ jobs:
  GOPATH: ${{ github.workspace }}
  steps:
  - name: Setup Golang
- uses: actions/setup-go@v2
+ uses: actions/setup-go@v4
  with:
  go-version: 1.20.x
 

.github/workflows/release-generate-ci.yaml

@@ -20,7 +20,7 @@ jobs:
  GOPATH: ${{ github.workspace }}
  steps:
  - name: Setup Golang
- uses: actions/setup-go@v2
+ uses: actions/setup-go@v4
  with:
  go-version: 1.20.x