Update docker.elastic.co/wolfi/chainguard-base-fips:latest Docker digest to b6d3d24 (9.0) (#218039)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| docker.elastic.co/wolfi/chainguard-base-fips | digest | `0135014` ->
`b6d3d24` |

---

### Configuration

📅 **Schedule**: Branch creation - At any time (no schedule defined),
Automerge - At any time (no schedule defined).

🚦 **Automerge**: Disabled by config. Please merge this manually once you
are satisfied.

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rebase/retry checkbox.

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---

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src/dev/build/tasks/os_packages/docker_generator/run.ts

@@ -60,7 +60,7 @@ export async function runDockerGenerator(
   if (flags.fips) {
     imageFlavor += '-fips';
     baseImageName =
-      'docker.elastic.co/wolfi/chainguard-base-fips:latest@sha256:01350140fe702d4b41c85298c6ab94c788ccfd2f4b5ffe588301977ecb08f004';
+      'docker.elastic.co/wolfi/chainguard-base-fips:latest@sha256:b6d3d24fe575a1ed9c81dc8bc14c03b1e4367ac902c19a388c08dc9931722158';
   }
 
   // General docker var config