Fix macOS Apple Silicon crash when painting emoji - #1372
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Sign LiteIDE with the Hardened Runtime so CoreText/ImageIO can decode Apple Color Emoji instead of crashing at 0xbad4007 in paintEvent.
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修复 Apple Silicon 上编辑器绘制 emoji 时崩溃的问题。
崩溃特征：
LiteEditorWidgetBase::paintEvent→ CoreTextCopyEmojiImage→ ImageIO PNG 解码，EXC_ARM_DA_ALIGNat0xbad4007。原因：Apple Color Emoji 的
sbixPNG 在 ARM64 上需要进程启用 Hardened Runtime。当前 ad-hoc / linker-signed 签名没有runtime标志。变更：
LiteIDE.entitlements（允许加载插件、DYLD 环境变量、unsigned executable memory）。liteide.pro在链接后 codesign，覆盖 Qt Creator Run/Debug。--options runtime签名。验证：
flags=0x10002(adhoc,runtime)。