ci: update setup go version

Author: GreyXor

.github/workflows/go.yml

@@ -10,7 +10,7 @@ jobs:
     - name: Set up Go
       uses: actions/setup-go@v2
       with:
-        go-version: 1.13
+        go-version: 1.18
       id: go
 
     - name: Check out repository