vmtranslator/codewriter: use fmt.Sprintf() to format in ccmd and lcmd
vmtranslator/codewriter: use fmt.Sprintf() to format in ccmd and lcmd

Signed-off-by: Soshi Katsuta <37be56e1b0b2d8665f687408a43d44ca133648fd@gmail.com>

skatsuta/nand2tetris,skatsuta/nand2tetris,skatsuta/nand2tetris