Bump alpine from 3.16.3 to 3.17.2 in /.ci/docker-ci/alpine (#978)

Bumps alpine from 3.16.3 to 3.17.2.

---
updated-dependencies:
- dependency-name: alpine
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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.ci/docker-ci/alpine/Dockerfile

@@ -1,4 +1,4 @@
-FROM alpine:3.16.3
+FROM alpine:3.17.2
 
 LABEL maintainer="mail@sobolevn.me"
 LABEL vendor="git-secret team"