Include headless demangling in delink.sh

This means we get delinked objects with proper mangled names matching
our recompiled files.

ghidra/delink.sh

@@ -65,8 +65,11 @@ delink() {
 	export MSYS_NO_PATHCONV=1
 
 	"$1/support/analyzeHeadless$suffix" "$2" "$3"\
+		-readOnly\
 		-process default.xbe\
 		-noanalysis\
+		-scriptPath ghidra_scripts\
+		-preScript MSVC7Mangle.java $4\
 		-postScript DelinkProgram.java\
 			/exporter 'COFF relocatable object'\
 			$(printf "/include-range %s " $4)\