all: Update import paths to gohugoio/hugo

transform/chain.go

@@ -17,7 +17,7 @@ import (
 	"bytes"
 	"io"
 
-	bp "github.com/spf13/hugo/bufferpool"
+	bp "github.com/gohugoio/hugo/bufferpool"
 )
 
 type trans func(rw contentTransformer)

transform/chain_test.go

@@ -19,7 +19,7 @@ import (
 	"strings"
 	"testing"
 
-	"github.com/spf13/hugo/helpers"
+	"github.com/gohugoio/hugo/helpers"
 	"github.com/stretchr/testify/assert"
 )
 

transform/hugogeneratorinject.go

@@ -18,7 +18,7 @@ import (
 	"fmt"
 	"regexp"
 
-	"github.com/spf13/hugo/helpers"
+	"github.com/gohugoio/hugo/helpers"
 )
 
 var metaTagsCheck = regexp.MustCompile(`(?i)<meta\s+name=['|"]?generator['|"]?`)