Add runalltests.sh to the install list so it gets installed too.

Signed-off-by: Garrett Cooper <yanegomi@gmail.com>
diff --git a/Makefile b/Makefile
index 0968409..6d4aabd 100644
--- a/Makefile
+++ b/Makefile
@@ -148,7 +148,7 @@
 	$(RM) -f Version
 	$(if $(DESTDIR)$(prefix),-$(RM) -Rf "$(INSTALL_DIR)")
 
-SRCDIR_INSTALL_SCRIPTS	:= IDcheck.sh runltp runltplite.sh ver_linux
+SRCDIR_INSTALL_SCRIPTS	:= IDcheck.sh runalltests.sh runltp runltplite.sh ver_linux
 SRCDIR_INSTALL_READONLY	:= Version
 SRCDIR_INSTALL_TARGETS	:= $(SRCDIR_INSTALL_SCRIPTS) $(SRCDIR_INSTALL_READONLY)