ci: Bump go version to address vulnerabilities

go version 1.20.2 has some vulnerabilities, details at:

- https://pkg.go.dev/vuln/GO-2023-1840
- https://pkg.go.dev/vuln/GO-2023-1705
- https://pkg.go.dev/vuln/GO-2023-1704
- https://pkg.go.dev/vuln/GO-2023-1753
- https://pkg.go.dev/vuln/GO-2023-1752
- https://pkg.go.dev/vuln/GO-2023-1751
- https://pkg.go.dev/vuln/GO-2023-1737
- https://pkg.go.dev/vuln/GO-2023-1703
- https://pkg.go.dev/vuln/GO-2023-1702

They've been addressed in the new go version.

.github/workflows/documentation.yml

@@ -21,7 +21,7 @@ jobs:
       - name: Export GOBIN
         uses: actions/setup-go@v4
         with:
-          go-version: '1.20.2'
+          go-version: '1.20.5'
 
       - name: Install dependencies
         run: make setup

.github/workflows/publish.yml

@@ -19,7 +19,7 @@ jobs:
       - name: Export GOBIN
         uses: actions/setup-go@v4
         with:
-          go-version: '1.20.2'
+          go-version: '1.20.5'
 
       - name: Install dependencies
         run: make setup
@@ -86,7 +86,7 @@ jobs:
       - name: Export GOBIN
         uses: actions/setup-go@v4
         with:
-          go-version: '1.20.2'
+          go-version: '1.20.5'
 
       - name: Run GoReleaser
         uses: goreleaser/goreleaser-action@v4

.github/workflows/test.yml

@@ -24,7 +24,7 @@ jobs:
       - name: Export GOBIN
         uses: actions/setup-go@v4
         with:
-          go-version: '1.20.2'
+          go-version: '1.20.5'
 
       - name: Install dependencies
         run: make setup