chore: upgrade tar to ^7.5.16 to address CVE-2026-53655 (#1338)

Generated with [Linear](https://linear.app/sourcebot/issue/SOU-1362/sourcebot-devsourcebot-cve-2026-53655-node-tar-applies-pax-size#agent-session-acfeee34)

Co-authored-by: linear-code[bot] <222613912+linear-code[bot]@users.noreply.github.com>
Co-authored-by: Brendan Kellam <brendan@sourcebot.dev>

Author: linear-code[bot]

CHANGELOG.md

@@ -18,6 +18,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Upgraded `dompurify` to `^3.4.11`. [#1332](https://github.com/sourcebot-dev/sourcebot/pull/1332)
 - Upgraded `nodemailer` to `^8.0.9`. [#1331](https://github.com/sourcebot-dev/sourcebot/pull/1331)
 - Upgraded `nodemailer` to `^8.0.11`. [#1328](https://github.com/sourcebot-dev/sourcebot/pull/1328)
+- Upgraded `tar` to `^7.5.16`. [#1338](https://github.com/sourcebot-dev/sourcebot/pull/1338)
 - Upgraded `esbuild` to `^0.28.1`. [#1342](https://github.com/sourcebot-dev/sourcebot/pull/1342)
 
 ## [5.0.3] - 2026-06-17

yarn.lock

@@ -21960,15 +21960,15 @@ __metadata:
   linkType: hard
 
 "tar@npm:^7.4.3":
-  version: 7.5.13
-  resolution: "tar@npm:7.5.13"
+  version: 7.5.16
+  resolution: "tar@npm:7.5.16"
   dependencies:
     "@isaacs/fs-minipass": "npm:^4.0.0"
     chownr: "npm:^3.0.0"
     minipass: "npm:^7.1.2"
     minizlib: "npm:^3.1.0"
     yallist: "npm:^5.0.0"
-  checksum: 10c0/5c65b8084799bde7a791593a1c1a45d3d6ee98182e3700b24c247b7b8f8654df4191642abbdb07ff25043d45dcff35620827c3997b88ae6c12040f64bed5076b
+  checksum: 10c0/4f37f3c4bd2ca2755fd736a5df1d573c1a868ec1b1e893346aeafa95ac510f9e2fd1469420bd866cc7904799e5bd4ac62b5d4f03fe27747d6e1e373b44505c5c
   languageName: node
   linkType: hard