Remove or fix outdated Encounter Type seed

[sarah-tuva]

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Describe the bug - Required
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The Encounter Type terminology seed is out-of-sync with the actual Encounter Types being created in the Encounter models. We should update this seed or remove it.

https://github.com/tuva-health/tuva/blob/main/seeds/terminology/terminology__encounter_type.csv
https://tuva-public-resources.s3.amazonaws.com/versioned_terminology/latest/encounter_type.csv_0_0_0.csv.gz

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Environment - Required

• Tuva project package version (e.g. 0.6.0): 0.12.2
• dbt version (e.g. 1.7): 1.8
• dbt type (e.g. dbt cloud or dbt CLI): CLI
• Data warehouse (e.g. Snowflake): Snowflake

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Expected behavior
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