fix: package cosmosaccount Account.PubKey ignore error

Signed-off-by: Abirdcfly <[email protected]>

Author: Abirdcfly

ignite/pkg/cosmosaccount/cosmosaccount.go

@@ -152,7 +152,7 @@ func (a Account) Address(accPrefix string) (string, error) {
 func (a Account) PubKey() (string, error) {
 	pk, err := a.Record.GetPubKey()
 	if err != nil {
-		return "", nil
+		return "", err
 	}
 
 	return pk.String(), nil

ignite/pkg/httpstatuschecker/httpstatuschecker.go

@@ -42,6 +42,7 @@ func (c *checker) check(ctx context.Context) (bool, error) {
 	}
 	res, err := c.c.Do(req)
 	if err != nil {
+		// ignore some errors like "connect: connection refused"
 		return false, nil
 	}
 	defer res.Body.Close()