fix #50: remove excess spaces in normal ascii table output mode

lib/printer.go

@@ -255,7 +255,15 @@ func printASCIIData(writer io.Writer, conf cfg.Config, data *Tabdata) {
 		log.Fatalf("Failed to render table: %s", err)
 	}
 
-	output(writer, conf, color.Sprint(colorizeData(conf, tableString.String())))
+	// we  need to trim  our output here, because  tablewriter appends
+	// excess whitespace to our rows.
+	cleanedString := &strings.Builder{}
+	for _, row := range strings.Split(tableString.String(), "\n") {
+		cleanedString.WriteString(strings.TrimSpace(row))
+		cleanedString.WriteString("\n")
+	}
+
+	output(writer, conf, color.Sprint(colorizeData(conf, cleanedString.String())))
 }
 
 /*

lib/printer_test.go

@@ -23,8 +23,8 @@ import (
 	"strings"
 	"testing"
 
-	"github.com/stretchr/testify/assert"
 	"codeberg.org/scip/tablizer/cfg"
+	"github.com/stretchr/testify/assert"
 )
 
 func newData() Tabdata {