update nix dependencies with niv-update

* changes to nix-build output:

Version changes:
[U.]    curl     8.6.0 -> 8.7.1
[U.]    nghttp2  1.60.0-lib -> 1.61.0-lib
[U.]    zstd     1.5.5 -> 1.5.6
Closure size: 26 -> 26 (26 paths added, 26 paths removed, delta +0, disk usage -6.4KiB).

* changes to nix-shell output:

Version changes:
[U.]    aws-c-auth              0.7.10 -> 0.7.16
[U.]    aws-c-common            0.9.10 -> 0.9.14
[U.]    aws-c-event-stream      0.3.2 -> 0.4.2
[U.]    aws-c-http              0.7.14 -> 0.8.1
[U.]    aws-c-io                0.13.36 -> 0.14.6
[U.]    aws-c-mqtt              0.9.10 -> 0.10.3
[U.]    aws-c-s3                0.4.0 -> 0.5.4
[U.]    aws-c-sdkutils          0.1.12 -> 0.1.15
[U.]    aws-crt-cpp             0.24.7 -> 0.26.4
[U.]    aws-sdk-cpp             1.11.207 -> 1.11.296
[U.]    commutative-semigroups  0.1.0.2, 0.1.0.2-doc -> 0.1.1.0, 0.1.1.0-doc
[C.]    coreutils               9.0, 9.4 -> 9.0, 9.5
[C.]    cryptsetup              2.4.3, 2.7.0 -> 2.4.3, 2.7.1
[C.]    curl                    7.81.0, 8.6.0 -> 7.81.0, 8.7.1
[C.]    harfbuzz                3.3.2, 8.3.0 -> 3.3.2, 8.4.0
[U.]    hashable                1.4.3.0, 1.4.3.0-doc -> 1.4.4.0, 1.4.4.0-doc
[U.]    hwdata                  0.380 -> 0.381
[C.]    kexec-tools             2.0.23, 2.0.26 -> 2.0.23, 2.0.28
[U.]    libbpf                  1.3.0 -> 1.4.0
[C.]    libdeflate              1.19, 1.8 -> 1.20, 1.8
[U.]    librsvg                 2.57.92 -> 2.58.0
[U.]    mesa                    24.0.3 -> 24.0.5
[C.]    nghttp2                 1.43.0-lib, 1.60.0-lib -> 1.43.0-lib, 1.61.0-lib
[U.]    nodejs                  20.11.1 -> 20.12.2
[C.]    python3                 3.11.8, 3.9.10 -> 3.11.9, 3.9.10
[U.]    s2n-tls                 1.4.8 -> 1.4.9
[C.]    unbound                 1.14.0-lib, 1.19.2-lib -> 1.14.0-lib, 1.19.3-lib
[U*]    vscodium                1.88.0.24096 -> 1.88.1.24104
[C.]    zstd                    1.5.2, 1.5.2-bin, 1.5.5, 1.5.5-bin -> 1.5.2, 1.5.2-bin, 1.5.6, 1.5.6-bin
Added packages:
[A.]    os-string  2.0.2, 2.0.2-doc
Closure size: 1136 -> 1138 (847 paths added, 845 paths removed, delta +2, disk usage +10.6MiB).

nix/sources.json

@@ -5,10 +5,10 @@
         "homepage": "",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "cfd6b5fc90b15709b780a5a1619695a88505a176",
-        "sha256": "08yjq1miiy24j5jr4skma0ah4brjiswg6wzlas4dg582z05bvaaq",
+        "rev": "5c24cf2f0a12ad855f444c30b2421d044120c66f",
+        "sha256": "1fciv64ph4pd0z6id8d157424cvwdxcd19gz7anhw33nh14d5m2y",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/cfd6b5fc90b15709b780a5a1619695a88505a176.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs/archive/5c24cf2f0a12ad855f444c30b2421d044120c66f.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "olderIdeaNixpkgs": {