Verbose "not found version patterns" error (#184)

Current "not found version patterns" does not provide any clue about what response payload it is trying to parse.

I'd like it to throw some light about the parsing failure.

pkg/utils/fetch.go

@@ -2,7 +2,6 @@ package utils
 
 import (
 	"context"
-	"errors"
 	"fmt"
 	"net/http"
 	"regexp"
@@ -53,5 +52,5 @@ func FetchLatestVersion(ctx context.Context) (version string, err error) {
 	if versionMatched := versionPattern.FindString(*body); versionMatched != "" {
 		return versionMatched, nil
 	}
-	return "", errors.New("not found version patterns")
+	return "", fmt.Errorf("not found version patterns parsing GH response: %s", string(body))
 }