build: niv advisory-db: update 0fcce3f7 -> caa8aa3d (#3360)

## Changelog for advisory-db:
Branch: main
Commits: [rustsec/advisory-db@0fcce3f7...caa8aa3d](rustsec/advisory-db@0fcce3f...caa8aa3)

* [`ca0b8b96`](rustsec/advisory-db@ca0b8b9) Inventory 0.1 is unsound (allows std access before init of Rust runtime) ([RustSec/advisory-db⁠#1773](http://r.duckduckgo.com/l/?uddg=https://github.com/RustSec/advisory-db/issues/1773))
* [`d30ca831`](rustsec/advisory-db@d30ca83) Assigned RUSTSEC-2023-0057 to inventory ([RustSec/advisory-db⁠#1774](http://r.duckduckgo.com/l/?uddg=https://github.com/RustSec/advisory-db/issues/1774))
* [`65f49796`](rustsec/advisory-db@65f4979) Inventory 0.1 is unsound (exposure of non-Sync reference) ([RustSec/advisory-db⁠#1775](http://r.duckduckgo.com/l/?uddg=https://github.com/RustSec/advisory-db/issues/1775))
* [`552ac23f`](rustsec/advisory-db@552ac23) Assigned RUSTSEC-2023-0058 to inventory ([RustSec/advisory-db⁠#1777](http://r.duckduckgo.com/l/?uddg=https://github.com/RustSec/advisory-db/issues/1777))
* [`88ef2329`](rustsec/advisory-db@88ef232) Unaligned read in `users` crate ([RustSec/advisory-db⁠#1776](http://r.duckduckgo.com/l/?uddg=https://github.com/RustSec/advisory-db/issues/1776))
* [`caa8aa3d`](rustsec/advisory-db@caa8aa3) Assigned RUSTSEC-2023-0059 to users ([RustSec/advisory-db⁠#1778](http://r.duckduckgo.com/l/?uddg=https://github.com/RustSec/advisory-db/issues/1778))

nix/sources.json

@@ -6,10 +6,10 @@
         "homepage": "https://rustsec.org",
         "owner": "RustSec",
         "repo": "advisory-db",
-        "rev": "0fcce3f7cbbc76da50ab0d778399bf85dc141834",
-        "sha256": "1mpmxdhdyh2cjgdwppk0spj252hw02xisc3gs43hxim6yd7565gi",
+        "rev": "caa8aa3dd013ec13350064e3e0a60fdfdf72c0d0",
+        "sha256": "0gdnjvg4gn3gbcip66354v5md95c8nh9qbn97lczab2yikk4bfyr",
         "type": "tarball",
-        "url": "https://github.com/RustSec/advisory-db/archive/0fcce3f7cbbc76da50ab0d778399bf85dc141834.tar.gz",
+        "url": "https://github.com/RustSec/advisory-db/archive/caa8aa3dd013ec13350064e3e0a60fdfdf72c0d0.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "canister_sandbox-x86_64-darwin": {