Merge pull request #287 from grafana/update-go-1.26

Update Go to 1.26.1

Author: Lantero

.github/workflows/test.yml

@@ -29,7 +29,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v6
         with:
-          go-version: "1.24"
+          go-version: "1.25.8"
 
       - name: Checkout code
         uses: actions/checkout@v5

go.mod

@@ -1,6 +1,6 @@
 module github.com/grafana/k6build
 
-go 1.24.2
+go 1.25.8
 
 retract (
 	v0.5.7 // corrupted cache