fix(godpu): change call for error messages with no format required

Signed-off-by: Mark Sanders <marksanders194@gmail.com>

testing/mock-server/server/server.go

@@ -9,6 +9,7 @@ import (
 	"bytes"
 	context2 "context"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"io"
 	"log"
@@ -314,7 +315,7 @@ func FindStub(service, method string, in, out interface{}) error {
 
 	if resp.StatusCode != http.StatusOK {
 		body, _ := io.ReadAll(resp.Body)
-		return fmt.Errorf("%s", string(body))
+		return errors.New(string(body))
 	}
 
 	respRPC := new(response)
@@ -324,7 +325,7 @@ func FindStub(service, method string, in, out interface{}) error {
 	}
 
 	if respRPC.Error != "" {
-		return fmt.Errorf("%s", respRPC.Error)
+		return errors.New(respRPC.Error)
 	}
 
 	data, _ := json.Marshal(respRPC.Data)

testing/mock-server/stub/storage.go

@@ -6,6 +6,7 @@ package stub
 
 import (
 	"encoding/json"
+	"errors"
 	"fmt"
 	"log"
 	"os"
@@ -104,7 +105,7 @@ func stubNotFoundError(stub *findStubPayload, closestMatches []closeMatch) error
 	template += expectString
 
 	if len(closestMatches) == 0 {
-		return fmt.Errorf("%s", template)
+		return errors.New(template)
 	}
 
 	highestRank := struct {
@@ -131,7 +132,7 @@ func stubNotFoundError(stub *findStubPayload, closestMatches []closeMatch) error
 	closestMatchString := renderFieldAsString(closestMatch.expect)
 	template += fmt.Sprintf("\n\nClosest Match \n\n%s:%s", closestMatch.rule, closestMatchString)
 
-	return fmt.Errorf("%s", template)
+	return errors.New(template)
 }
 
 // we made our own simple ranking logic