qemu: patches: use correct CVE numbers for CVE-2021-20221 & CVE-2021-20181

pkgs/applications/virtualization/qemu/default.nix

@@ -90,12 +90,12 @@ stdenv.mkDerivation rec {
       sha256 = "0sj0kr0g6jalygr5mb9i17fgr491jzaxvk3dvala0268940s01x9";
     })
     (fetchpatch {
-      name = "CVE-2020-20221.patch";
+      name = "CVE-2021-20221.patch";
       url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/arm_gic-fix-interrupt-ID-in-GICD_SGIR-CVE-2021-20221.patch";
       sha256 = "1iyvcw87hzlc57fg5l87vddqmch8iw2yghk0s125hk5shn1bygjq";
     })
     (fetchpatch {
-      name = "CVE-2020-20181.patch";
+      name = "CVE-2021-20181.patch";
       url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/9pfs-Fully-restart-unreclaim-loop-CVE-2021-20181.patch";
       sha256 = "149ifiazj6rn4d4mv2c7lcayq744fijsv5abxlb8bhbkj99wd64f";
     })