[Test] HLRC: TermVectorsResponseTests fails with some seeds

[tvernum]

This just failed for me locally. Reproduces with specific seed.

./gradlew :client:rest-high-level:test -Dtests.seed=AED358E1375574F9 \
-Dtests.class=org.elasticsearch.client.core.TermVectorsResponseTests \
-Dtests.method="testFromXContent" \
-Dtests.security.manager=true -Dtests.locale=sw-UG -Dtests.timezone=America/Miquelon -Dcompiler.java=11 -Druntime.java=11

Throwable #1: com.fasterxml.jackson.core.JsonParseException: Duplicate field 'termdk'

Relates: #33447

[elasticmachine]

Pinging @elastic/es-core-infra

[mayya-sharipova]

Thanks @tvernum for reporting. I will investigate