1.21 字体修复修复 (#4777) * Create default.json Override for 'filter' * Delete projects/minecraft/minecraft/font/default.json * Create default.json Override fliter * Update packer-policy.json Use direct to override default.json * Update README.md * Update README.md * Update README.md * Update packer-policy.json * Update default.json * Revert Already applied to 1.20 * Delete projects/1.21/assets/minecraft/minecraft/font directory * Update README.md