Revert "dev-libs/hardened_malloc: new package, add 13"

This reverts commit 3ac488ff2e.

Fundamentally broken.
Lacks copyright header and EAPI.

Run `pkgcheck scan --commits` before commiting.

Signed-off-by: Paul Zander <negril.nx+gentoo@gmail.com>

dev-libs/hardened_malloc/hardened_malloc-13.ebuild

@@ -1,20 +0,0 @@
-HOMEPAGE="https://github.com/GrapheneOS/hardened_malloc"
-SRC_URI="https://github.com/GrapheneOS/hardened_malloc/archive/refs/tags/${PV}.tar.gz -> ${P}.tar.gz"
-
-LICENSE="MIT"
-SLOT="0"
-KEYWORDS="~amd64"
-
-src_test() {
-      emake test
-}
-
-src_compile() {
-      emake VARIANT=light
-      emake VARIANT=default
-}
-
-src_install() {
-    dolib.so out-light/libhardened_malloc-light.so
-    dolib.so out/libhardened_malloc.so
-}