fix: g711 override memory

fix: PacketizeRTP memory leak
fix: avoid read files beyond the log path

util/buffer_test.go

@@ -16,15 +16,3 @@ func TestBuffer(t *testing.T) {
 		}
 	})
 }
-
-func TestMallocSlice(t *testing.T) {
-	t.Run(t.Name(), func(t *testing.T) {
-		var a [][]byte = [][]byte{}
-		b := MallocSlice(&a)
-		if *b != nil {
-			t.Fail()
-		} else if *b = []byte{1}; a[0][0] != 1 {
-			t.Fail()
-		}
-	})
-}