nomad_1_5: 1.5.6 -> 1.5.7

https://github.com/hashicorp/nomad/releases/tag/v1.5.7

CVE notes from upstream:

acl: Fixed a bug where a namespace ACL policy without label was applied to an unexpected namespace. CVE-2023-3072 [hashicorp/nomad#17908]
search: Fixed a bug where ACL did not filter plugin and variable names in search endpoint. CVE-2023-3300 [hashicorp/nomad#17906]
sentinel (Enterprise): Fixed a bug where ACL tokens could be exfiltrated via Sentinel logs CVE-2023-3299 [hashicorp/nomad#17907]

pkgs/applications/networking/cluster/nomad/default.nix

@@ -77,9 +77,9 @@ rec {
 
   nomad_1_5 = generic {
     buildGoModule = buildGo120Module;
-    version = "1.5.6";
-    sha256 = "sha256-eFzGaTJ9BcK5F10lkTKB3sNaGZsmZ0BbPZI6kT5ZUpo=";
-    vendorSha256 = "sha256-tOUQr44wUhhCccvj4dCI7fvLMrKaEX7xY7035Q3wU3M=";
+    version = "1.5.7";
+    sha256 = "sha256-IafIC1YVbJFQjC04S2rqjDgB83uSFpMajgsKxfFc/H8=";
+    vendorSha256 = "sha256-y3WiQuoQn6SdwTgtPWuB6EBtsJC+YleQPzownZQNkno=";
     passthru.tests.nomad = nixosTests.nomad;
     preCheck = ''
       export PATH="$PATH:/build/go/bin"