nss_latest: 3.77 -> 3.78

https://firefox-source-docs.mozilla.org/security/nss/releases/nss_3_78.html

Fixes the ordering of the security load patchset to save us rebuilds.

pkgs/development/libraries/nss/generic.nix

@@ -62,13 +62,13 @@ stdenv.mkDerivation rec {
 
   patches = [
     # Based on http://patch-tracker.debian.org/patch/series/dl/nss/2:3.15.4-1/85_security_load.patch
-    ./ckpem.patch
-    ./fix-cross-compilation.patch
     (if (lib.versionOlder version "3.77") then
       ./85_security_load.patch
     else
       ./85_security_load_3.77+.patch
     )
+    ./ckpem.patch
+    ./fix-cross-compilation.patch
   ];
 
   patchFlags = [ "-p0" ];

pkgs/development/libraries/nss/latest.nix

@@ -5,6 +5,6 @@
 #       Example: nix-shell ./maintainers/scripts/update.nix --argstr package cacert
 
 import ./generic.nix {
-  version = "3.77";
-  sha256 = "1pfy33b51914sivqyaxdwfd930hzb77gm07z4f57hnyk5xddypl2";
+  version = "3.78";
+  sha256 = "sha256-9FXzQeeHwRZzKOgKhPd7mlV9WVBm3aZIahh01y2miAA=";
 }