Update actions/setup-go action to v5 (#85)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/release.yaml

@@ -10,7 +10,7 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-go@v4
+      - uses: actions/setup-go@v5
       - uses: ruby/setup-ruby@v1
         with:
           ruby-version: '3.1'

.github/workflows/test.yaml

@@ -15,7 +15,7 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-go@v4
+      - uses: actions/setup-go@v5
       - uses: ruby/setup-ruby@v1
         with:
           ruby-version: "3.1"