bump crengine: Harfbuzz light, WTF-8, corrupted ZIPs

Includes:
- EPUB: workaround ZIP files with corrupted central directories
- Supports book text encoded in WTF-8
- Harfbuzz kerning (full): fix possible wrong flags
- (Upstream) Adds new kerning method: Harfbuzz light, without ligatures

Adds Harfbuzz light kerning methods as the 3rd toggle.

frontend/ui/data/strings.lua

@@ -50,6 +50,8 @@ S.DEFAULT = _("default")
 S.DARKER = _("darker")
 S.NATIVE = _("native")
 S.FAST = _("fast")
+S.GOOD = _("good")
+S.BEST = _("best")
 S.ENHANCED = _("enhanced")
 S.LOW = _("low")
 S.HIGH = _("high")