chore(helm): update image docker.io/cthulhoo/ttrss-fpm-pgsql-static digest to ea028c8 (#29317)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| docker.io/cthulhoo/ttrss-fpm-pgsql-static | digest | `2e0987c` ->
`ea028c8` |

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charts/stable/tt-rss/Chart.yaml

@@ -34,4 +34,4 @@ sources:
   - https://hub.docker.com/r/cthulhoo/ttrss-fpm-pgsql-static
   - https://hub.docker.com/r/cthulhoo/ttrss-web-nginx
 type: application
-version: 18.2.19
+version: 18.2.21

charts/stable/tt-rss/values.yaml

@@ -1,7 +1,7 @@
 image:
   repository: docker.io/cthulhoo/ttrss-fpm-pgsql-static
   pullPolicy: IfNotPresent
-  tag: latest@sha256:2e0987cf158893b690de9e5a968d7d564fea926f0d485ffe31abc446b3fdb9d6
+  tag: latest@sha256:ea028c8f617b43405a3834d57c563326f3121114e446ea4b09280d72f9c3f8c9
 nginxImage:
   repository: docker.io/cthulhoo/ttrss-web-nginx
   pullPolicy: IfNotPresent
@@ -9,7 +9,7 @@ nginxImage:
 updaterImage:
   repository: docker.io/cthulhoo/ttrss-fpm-pgsql-static
   pullPolicy: IfNotPresent
-  tag: latest@sha256:2e0987cf158893b690de9e5a968d7d564fea926f0d485ffe31abc446b3fdb9d6
+  tag: latest@sha256:ea028c8f617b43405a3834d57c563326f3121114e446ea4b09280d72f9c3f8c9
 securityContext:
   container:
     readOnlyRootFilesystem: false