chore(deps): update container image cthulhoo/ttrss-web-nginx to latest@7c2d6c0 by renovate (#23941)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| cthulhoo/ttrss-web-nginx | digest | `f01fccd` -> `7c2d6c0` |

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charts/stable/tt-rss/values.yaml

@@ -5,7 +5,7 @@ image:
 nginxImage:
   repository: cthulhoo/ttrss-web-nginx
   pullPolicy: IfNotPresent
-  tag: latest@sha256:f01fccd4bd51bb414e92da1eaf2f50710a431221e88e1c99a640e0499d3485bc
+  tag: latest@sha256:7c2d6c08283b006497d157bdc24ca64f1d09544279471bd370ce70ada02da137
 updaterImage:
   repository: cthulhoo/ttrss-fpm-pgsql-static
   pullPolicy: IfNotPresent