Drop `link_tool_exe` hack for `perl` path
Seems like `valgrind` is already picking up the right `perl` here. So
there doesn't seem to be any need in patching it in manually. Given
this, drop the hack from `build.sh` to run the correct `perl`.
@@ -4,12 +4,5 @@ set -e -o pipefail
./configure --prefix=${PREFIX} --disable-dependency-tracking --enable-only64bit
-SYSLWR=`uname | tr '[:upper:]' '[:lower:]'`
-
-mv ${SRC_DIR}/coregrind/link_tool_exe_${SYSLWR} ${SRC_DIR}/coregrind/link_tool_exe_${SYSLWR}_orig
-echo '#!/usr/bin/env perl' >> ${SRC_DIR}/coregrind/link_tool_exe_${SYSLWR}
-cat ${SRC_DIR}/coregrind/link_tool_exe_${SYSLWR}_orig >> ${SRC_DIR}/coregrind/link_tool_exe_${SYSLWR}
-chmod u+x ${SRC_DIR}/coregrind/link_tool_exe_${SYSLWR}
-
make
make install
