chore(deps): update dependency bun to v1.2.21 (#1270)

| datasource | package | from   | to     |
| ---------- | ------- | ------ | ------ |
| npm        | bun     | 1.2.20 | 1.2.21 |

Signed-off-by: renovate-sh-app[bot] <219655108+renovate-sh-app[bot]@users.noreply.github.com>
Co-authored-by: renovate-sh-app[bot] <219655108+renovate-sh-app[bot]@users.noreply.github.com>

Author: renovate-sh-app[bot]

.bun-version

@@ -1 +1 @@
-1.2.20
+1.2.21