build: use Go version from go.mod

Author: dkoshkin

.github/workflows/release.yml

@@ -22,7 +22,7 @@ jobs:
         name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version: "1.21"
+          go-version-file: go.mod
 
       # if tag release
       -      

.github/workflows/test.yml

@@ -12,7 +12,7 @@ jobs:
 
       - uses: actions/setup-go@v5
         with:
-          go-version: '1.21'
+          go-version-file: go.mod
           cache: false
 
       - name: go get