Update go deps prune options

Signed-off-by: Carlos Martín <carlos.martin.sanchez@gmail.com>

Author: carlosms

Gopkg.lock

@@ -6,10 +6,6 @@
   unused-packages = true
   non-go = true
 
-  [[prune.project]]
-    name = "gopkg.in/bblfsh/client-go.v3"
-    non-go = false
-
 [[constraint]]
   name = "github.com/go-chi/chi"
   version = "3.3.2"
@@ -40,7 +36,7 @@
 
 [[constraint]]
   name = "gopkg.in/bblfsh/client-go.v3"
-  version = "3.0.0"
+  version = "3.1.0"
 
 [[override]]
   name = "gopkg.in/bblfsh/sdk.v1"