fix: Imports must be ordered lexicographically

Signed-off-by: guoguangwu <guoguangwu@magic-shield.com>

Author: testwill

internal/generator/generator_test.go

@@ -4,9 +4,9 @@ import (
 	"bufio"
 	"encoding/json"
 	"fmt"
+	"io"
 	"log"
 	"net/http"
-	"io"
 	"os"
 	"strings"
 	"sync/atomic"

internal/template/functions.go

@@ -6,8 +6,8 @@ import (
 	"encoding/json"
 	"fmt"
 	"io"
-	"os"
 	"log"
+	"os"
 	"reflect"
 	"strings"
 )