[kotlin-spring] fix kotlin map nullable (fix #16501)#23074

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pavelstackoverflow wants to merge 2 commits intoOpenAPITools:masterfrom

pavelstackoverflow:feature/fix-kotlin-spring-map-nullable

Commits on Feb 28, 2026

[kotlin-spring] fix kotlin map nullable
pavelstackoverflow
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Commits on Mar 1, 2026

[kotlin-spring] fix kotlin map nullable add test
pavelstackoverflow
committed