Fix unwanted delinking path expansion on Windows

In short, we ran afoul of this issue because the Ghidra delinking
headless script begins its arguments with slashes, making them look like
absolute paths:

    https://stackoverflow.com/questions/7250130/how-to-stop-mingw-and-msys-from-mangling-path-names-given-at-the-command-line

delink/delink.sh

@@ -58,6 +58,12 @@ delink() {
 	else                      suffix=
 	fi
 
+	# POSIX compatibility layers for Windows (like in git bash) will
+	# interpret arguments like /exporter as filepaths and attempt to
+	# convert them to Windows paths, breaking them; this variable disables
+	# that
+	export MSYS_NO_PATHCONV=1
+
 	"$1/support/analyzeHeadless$suffix" "$2" "$3"\
 		-process default.xbe\
 		-noanalysis\