pjsip: 2.12 -> 2.12.1

Release notes: https://github.com/pjsip/pjproject/releases/tag/2.12.1

Fixes: CVE-2022-24754, CVE-2022-24763, CVE-2022-24764,
       CVE-2022-24786, CVE-2022-24792, CVE-2022-24793

pkgs/applications/networking/pjsip/default.nix

@@ -2,22 +2,17 @@
 
 stdenv.mkDerivation rec {
   pname = "pjsip";
-  version = "2.12";
+  version = "2.12.1";
 
   src = fetchFromGitHub {
     owner = pname;
     repo = "pjproject";
     rev = version;
-    sha256 = "sha256-snp9+PlffU9Ay8o42PM8SqyP60hu9nozp457HM+0bM8=";
+    sha256 = "sha256-HIDL4xzzTu3irzrIOf8qSNCAvHGOMpi8EDeqZb8mMnc=";
   };
 
   patches = [
     ./fix-aarch64.patch
-    (fetchpatch {
-      name = "CVE-2022-24764.patch";
-      url = "https://github.com/pjsip/pjproject/commit/560a1346f87aabe126509bb24930106dea292b00.patch";
-      sha256 = "1fy78v3clm0gby7qcq3ny6f7d7f4qnn01lkqq67bf2s85k2phisg";
-    })
   ];
 
   buildInputs = [ openssl libsamplerate ]