[dev-libs/Ice] put back LD_LIBRARY_PATH hack for tests since its actually required to make it not link to system libs, make 3.6.9999 work

dev-libs/Ice/Ice-3.6.1.ebuild

@@ -312,6 +312,7 @@ src_install() {
 }
 
 src_test() {
+	export LD_LIBRARY_PATH="${S}/cpp/$(get_libdir)${LD_LIBRARY_PATH+:}${LD_LIBRARY_PATH}"
 	emake -C cpp ${MAKE_RULES} test || die "emake cpp test failed"
 
 	# php tests require the extension loaded and are therefore skipped