chore(helm): update image ghcr.io/linuxserver/tvheadend digest to 697866a (#35523)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| ghcr.io/linuxserver/tvheadend | digest | `eac9d86` -> `697866a` |

Add the preset `:preserveSemverRanges` to your config if you don't want
to pin your dependencies.

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charts/stable/tvheadend/Chart.yaml

@@ -38,5 +38,5 @@ sources:
   - https://github.com/truecharts/charts/tree/master/charts/stable/tvheadend
   - https://github.com/tvheadend/tvheadend
 type: application
-version: 21.5.12
+version: 21.5.13
 

charts/stable/tvheadend/values.yaml

@@ -1,7 +1,7 @@
 image:
   repository: ghcr.io/linuxserver/tvheadend
   pullPolicy: IfNotPresent
-  tag: latest@sha256:eac9d864bd62fc733046735ab0aa5778eda95aca32e8c7675767280e257268a0
+  tag: latest@sha256:697866ad8ee355f892e746999b26565343bbe4cca7055f63cfabaa0d901512ff
 service:
   main:
     ports: