LexHex: use SCE_HEX_RECTYPE_UNKNOWN also for Srec and IHex
LexHex: use SCE_HEX_RECTYPE_UNKNOWN also for Srec and IHex

R1dO/scintilla_clone,R1dO/scintilla_clone,R1dO/scintilla_clone,R1dO/scintilla_clone,R1dO/scintilla_clone,R1dO/scintilla_clone,R1dO/scintilla_clone,R1dO/scintilla_clone