feat add tag switch to disable form array of split comma format (#4633)

Co-authored-by: wuhongyu <readboy@DESKTOP-T8INU17>

core/mapping/fieldoptions.go

@@ -8,13 +8,14 @@ type (
 	// use context and OptionalDep option to determine the value of Optional
 	// nothing to do with context.Context
 	fieldOptionsWithContext struct {
-		Inherit    bool
-		FromString bool
-		Optional   bool
-		Options    []string
-		Default    string
-		EnvVar     string
-		Range      *numberRange
+		Inherit        bool
+		FromString     bool
+		Optional       bool
+		Options        []string
+		Default        string
+		EnvVar         string
+		Range          *numberRange
+		FormArrayComma bool
 	}
 
 	fieldOptions struct {