chore(helm): update image docker.io/cthulhoo/ttrss-fpm-pgsql-static digest to cb4dc71 (#34123)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| docker.io/cthulhoo/ttrss-fpm-pgsql-static | digest | `aa5bfd3` ->
`cb4dc71` |

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charts/stable/tt-rss/Chart.yaml

@@ -37,4 +37,5 @@ sources:
   - https://hub.docker.com/r/cthulhoo/ttrss-fpm-pgsql-static
   - https://hub.docker.com/r/cthulhoo/ttrss-web-nginx
 type: application
-version: 18.5.36
+version: 18.5.38
+

charts/stable/tt-rss/values.yaml

@@ -1,7 +1,7 @@
 image:
   repository: docker.io/cthulhoo/ttrss-fpm-pgsql-static
   pullPolicy: IfNotPresent
-  tag: latest@sha256:aa5bfd35382e5e8b953bf28ba5ed7558ce5c39531c18ceb796f015a273657e57
+  tag: latest@sha256:cb4dc71cda074f91d7c6536ee7597128d1beb147e274108551106adb07307335
 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:aa5bfd35382e5e8b953bf28ba5ed7558ce5c39531c18ceb796f015a273657e57
+  tag: latest@sha256:cb4dc71cda074f91d7c6536ee7597128d1beb147e274108551106adb07307335
 securityContext:
   container:
     readOnlyRootFilesystem: false