chore(helm): update image docker.io/searxng/searxng digest to fc0acbf (#28694)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| docker.io/searxng/searxng | digest | `7f16112` -> `fc0acbf` |

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charts/stable/searxng/Chart.yaml

@@ -34,4 +34,4 @@ sources:
   - https://github.com/truecharts/charts/tree/master/charts/stable/searxng
   - https://hub.docker.com/r/searxng/searxng
 type: application
-version: 9.2.17
+version: 9.2.18

charts/stable/searxng/values.yaml

@@ -1,7 +1,7 @@
 image:
   pullPolicy: IfNotPresent
   repository: docker.io/searxng/searxng
-  tag: latest@sha256:7f16112bdec6eff514034d248fa8ca14673fb8feb3018926971066c47beda86b
+  tag: latest@sha256:fc0acbfae4b0b99f3c09e9997e723b8683bd6b9451e2c08f0bb555d48cc3b7f7
 workload:
   main:
     podSpec: