ci: update go

Author: dmke

.github/workflows/build.yml

@@ -13,7 +13,7 @@ jobs:
     - name: Set up Go 1.x
       uses: actions/setup-go@v2
       with:
-        go-version: ^1.15
+        go-version: ^1.24
       id: go
 
     - name: Check out code into the Go module directory