chore(deps): update sonatype/nexus3 docker tag to v3.68.0 (#1370)

* chore(deps): update sonatype/nexus3 docker tag to v3.68.0

* Update app version [skip ci]

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Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: github-action update-app-version <githubaction@githubaction.com>

apps/nexus/3.68.0/docker-compose.yml

@@ -1,6 +1,6 @@
 services:
   nexus:
-    image: sonatype/nexus3:3.67.1
+    image: sonatype/nexus3:3.68.0
     restart: always
     container_name: ${CONTAINER_NAME}
     environment: