all: change module to google.golang.org/protobuf

Temporarily remove go.mod, since we can't generate an accurate one until
the corresponding v1 change is submitted.

Change-Id: I1e1ad97f2b455e33f61ffaeb8676289795e47e72
Reviewed-on: https://go-review.googlesource.com/c/protobuf/+/177000
Reviewed-by: Joe Tsai <thebrokentoaster@gmail.com>
diff --git a/internal/cmd/pbdump/pbdump.go b/internal/cmd/pbdump/pbdump.go
index c6cb7c7..a3ce569 100644
--- a/internal/cmd/pbdump/pbdump.go
+++ b/internal/cmd/pbdump/pbdump.go
@@ -17,13 +17,13 @@
 	"strconv"
 	"strings"
 
-	"github.com/golang/protobuf/v2/internal/encoding/pack"
-	"github.com/golang/protobuf/v2/internal/encoding/wire"
-	"github.com/golang/protobuf/v2/internal/prototype"
-	"github.com/golang/protobuf/v2/internal/scalar"
-	"github.com/golang/protobuf/v2/reflect/protoreflect"
+	"google.golang.org/protobuf/internal/encoding/pack"
+	"google.golang.org/protobuf/internal/encoding/wire"
+	"google.golang.org/protobuf/internal/prototype"
+	"google.golang.org/protobuf/internal/scalar"
+	"google.golang.org/protobuf/reflect/protoreflect"
 
-	descriptorpb "github.com/golang/protobuf/v2/types/descriptor"
+	descriptorpb "google.golang.org/protobuf/types/descriptor"
 )
 
 func main() {