[autofit] Add support for Adlam script. * src/autofit/afblue.dat: Add blue zone data for Adlam. * src/autofit/afblue.c, src/autofit/afblue.h: Regenerated. * src/autofit/afscript.h: Add Adlam standard characters. * src/autofit/afranges.c, src/autofit/afstyles.h: Add Adlam data.