Fix build errors v/5.13

[fantkolja]

Fixes

7:07:18 PM: [16:07:18.322] WARN (asciidoctor): skipping reference to missing attribute: 0
7:07:18 PM:     file: docs/modules/ROOT/pages/api-ref.adoc
7:07:18 PM:     source: https://github.com/hazelcast/hazelcast-platform-operator-docs (branch: v/5.13 | start path: docs)
7:07:18 PM: [16:07:18.323] WARN (asciidoctor): skipping reference to missing attribute: 0
7:07:18 PM:     file: docs/modules/ROOT/pages/api-ref.adoc
7:07:18 PM:     source: https://github.com/hazelcast/hazelcast-platform-operator-docs (branch: v/5.13 | start path: docs)
7:07:18 PM: [16:07:18.448] WARN (asciidoctor): skipping reference to missing attribute: basedir
7:07:18 PM:     file: docs/modules/ROOT/pages/backup-restore.adoc
7:07:18 PM:     source: https://github.com/hazelcast/hazelcast-platform-operator-docs (branch: v/5.13 | start path: docs)
7:07:18 PM: [16:07:18.448] WARN (asciidoctor): skipping reference to missing attribute: backupdir
7:07:18 PM:     file: docs/modules/ROOT/pages/backup-restore.adoc
7:07:18 PM:     source: https://github.com/hazelcast/hazelcast-platform-operator-docs (branch: v/5.13 | start path: docs)
7:07:18 PM: [16:07:18.449] WARN (asciidoctor): skipping reference to missing attribute: backupfolder
7:07:18 PM:     file: docs/modules/ROOT/pages/backup-restore.adoc
7:07:18 PM:     source: https://github.com/hazelcast/hazelcast-platform-operator-docs (branch: v/5.13 | start path: docs)
7:07:18 PM: [16:07:18.631] WARN (asciidoctor): unterminated tabs block
7:07:18 PM:     file: docs/modules/ROOT/pages/high-availability-mode.adoc:74
7:07:18 PM:     source: https://github.com/hazelcast/hazelcast-platform-operator-docs (branch: v/5.13 | start path: docs)
7:07:18 PM: [16:07:18.819] WARN (asciidoctor): skipping reference to missing attribute: 0
7:07:18 PM:     file: docs/modules/ROOT/pages/management-center-ldap.adoc
7:07:18 PM:     source: https://github.com/hazelcast/hazelcast-platform-operator-docs (branch: v/5.13 | start path: docs)
7:07:18 PM: [16:07:18.820] WARN (asciidoctor): skipping reference to missing attribute: 0
7:07:18 PM:     file: docs/modules/ROOT/pages/management-center-ldap.adoc
7:07:18 PM:     source: https://github.com/hazelcast/hazelcast-platform-operator-docs (branch: v/5.13 | start path: docs)
7:07:19 PM: [16:07:19.161] ERROR (asciidoctor): target of xref not found: hazelcast:computing:entry-processor.adoc
7:07:19 PM:     file: docs/modules/ROOT/pages/user-code-deployment.adoc
7:07:19 PM:     source: https://github.com/hazelcast/hazelcast-platform-operator-docs (branch: v/5.13 | start path: docs)
7:07:19 PM: [16:07:19.179] WARN (asciidoctor): unterminated listing block
7:07:19 PM:     file: docs/modules/ROOT/examples/map-ucn.yaml
7:07:19 PM:     source: https://github.com/hazelcast/hazelcast-platform-operator-docs (branch: v/5.13 | start path: docs)
7:07:19 PM:     stack:
7:07:19 PM:         file: docs/modules/ROOT/pages/user-code-namespaces.adoc:69

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