[deps] Bump freeradius/freeradius-server from 3.2.6-alpine to 3.2.7-alpine in /images/openwisp_freeradius

* [deps] Bump freeradius/freeradius-server in /images/openwisp_freeradius

Bumps freeradius/freeradius-server from 3.2.6-alpine to 3.2.7-alpine.

---
updated-dependencies:
- dependency-name: freeradius/freeradius-server
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

* [deps] Upgraded system packages

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Gagan Deep <pandafy.dev@gmail.com>

Author: dependabot[bot]

images/openwisp_freeradius/Dockerfile

@@ -1,8 +1,8 @@
-FROM freeradius/freeradius-server:3.2.6-alpine
+FROM freeradius/freeradius-server:3.2.7-alpine
 
 # hadolint ignore=DL3018
-RUN apk add --no-cache --update tzdata~=2022f-r1 \
-                                postgresql-client~=13.12-r0 && \
+RUN apk add --no-cache --update tzdata~=2024b-r1 \
+                                postgresql17-client~=17.4-r0 && \
     rm -rf /var/cache/apk/* /tmp/*
 
 RUN addgroup -S freerad && \