chore(rsshub): update image docker.io/diygod/rsshub digest to 15e1c6f (#46694)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| docker.io/diygod/rsshub | digest | `3140be5` → `15e1c6f` |

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charts/stable/rsshub/Chart.yaml

@@ -44,5 +44,5 @@ sources:
   - https://hub.docker.com/r/browserless/chrome
   - https://hub.docker.com/r/diygod/rsshub
 type: application
-version: 18.0.8
+version: 18.0.9
 

charts/stable/rsshub/values.yaml

@@ -2,7 +2,7 @@
 image:
   repository: docker.io/diygod/rsshub
   pullPolicy: IfNotPresent
-  tag: latest@sha256:3140be5e0a96d34cf2ba1cb08b277a31e02c20b220e78562414f4a889e0626ad
+  tag: latest@sha256:15e1c6f7c47e4ac18e323a0710b43f1dc68b09eaf22894e9a5447bc3d7acef05
 browserlessImage:
   repository: docker.io/browserless/chrome
   tag: 1.61.1-chrome-stable@sha256:efac47cfff3830d9a50b27d29f8bbb61949058ae336c823fbe9bd3c0d1debcc8