fix(nix): update vendorHash and vendor dir for new deps

vendor/github.com/bytedance/sonic/internal/rt/map_legacy.go

@@ -0,0 +1,25 @@
+// +build !go1.24
+
+package rt
+
+import (
+	"unsafe"
+)
+
+type GoMapIterator struct {
+	K           unsafe.Pointer
+	V           unsafe.Pointer
+	T           *GoMapType
+	H           unsafe.Pointer
+	Buckets     unsafe.Pointer
+	Bptr        *unsafe.Pointer
+	Overflow    *[]unsafe.Pointer
+	OldOverflow *[]unsafe.Pointer
+	StartBucket uintptr
+	Offset      uint8
+	Wrapped     bool
+	B           uint8
+	I           uint8
+	Bucket      uintptr
+	CheckBucket uintptr
+}