build: niv advisory-db: update 5ad6e609 -> 2a4f5887

## Changelog for advisory-db:
Branch: main
Commits: [rustsec/advisory-db@5ad6e609...2a4f5887](rustsec/advisory-db@5ad6e60...2a4f588)

* [`f4a89737`](rustsec/advisory-db@f4a8973) add cve info to advisories ([RustSec/advisory-db⁠#1099](http://r.duckduckgo.com/l/?uddg=https://github.com/RustSec/advisory-db/issues/1099))
* [`79b4d8e5`](rustsec/advisory-db@79b4d8e) Add `flatbuffers` advisory for flatbuffers[RustSec/advisory-db⁠#6627](http://r.duckduckgo.com/l/?uddg=https://github.com/RustSec/advisory-db/issues/6627) ([RustSec/advisory-db⁠#1093](http://r.duckduckgo.com/l/?uddg=https://github.com/RustSec/advisory-db/issues/1093))
* [`9e93a3df`](rustsec/advisory-db@9e93a3d) Assigned RUSTSEC-2021-0122 to flatbuffers ([RustSec/advisory-db⁠#1100](http://r.duckduckgo.com/l/?uddg=https://github.com/RustSec/advisory-db/issues/1100))
* [`26a6973f`](rustsec/advisory-db@26a6973) Bump `rustsec-admin` to v0.6.0 ([RustSec/advisory-db⁠#1101](http://r.duckduckgo.com/l/?uddg=https://github.com/RustSec/advisory-db/issues/1101))
* [`d5184e35`](rustsec/advisory-db@d5184e3) Add fruity advisory for nvzqz/fruity[RustSec/advisory-db⁠#14](http://r.duckduckgo.com/l/?uddg=https://github.com/RustSec/advisory-db/issues/14) ([RustSec/advisory-db⁠#1102](http://r.duckduckgo.com/l/?uddg=https://github.com/RustSec/advisory-db/issues/1102))
* [`dee60c20`](rustsec/advisory-db@dee60c2) Assigned RUSTSEC-2021-0123 to fruity ([RustSec/advisory-db⁠#1104](http://r.duckduckgo.com/l/?uddg=https://github.com/RustSec/advisory-db/issues/1104))
* [`2a4f5887`](rustsec/advisory-db@2a4f588) Add CVE for RUSTSEC-2021-0123 ([RustSec/advisory-db⁠#1105](http://r.duckduckgo.com/l/?uddg=https://github.com/RustSec/advisory-db/issues/1105))

Author: dfinity-bot

nix/sources.json

@@ -6,10 +6,10 @@
         "homepage": "https://rustsec.org",
         "owner": "RustSec",
         "repo": "advisory-db",
-        "rev": "5ad6e6096751eb5598eae57148dc608315be1e41",
-        "sha256": "13mxfhk5lwdzr85aj8gcz3p5vvkd4i27mlg57mgnn86gxqgxmrq9",
+        "rev": "2a4f5887aac7345ada1723ea67f48a42297037ac",
+        "sha256": "0f8hqyw6rhkpglfz8sf0qq3j11si1c31rqhj3rvq3zb05whicv03",
         "type": "tarball",
-        "url": "https://github.com/RustSec/advisory-db/archive/5ad6e6096751eb5598eae57148dc608315be1e41.tar.gz",
+        "url": "https://github.com/RustSec/advisory-db/archive/2a4f5887aac7345ada1723ea67f48a42297037ac.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "agent-rs": {