user_ai_translation_infoモデルのテーブル名修正

[ttizze]

Closes #141

[github-actions]

CodeRabbit

### ウォークスルー
この変更は、`user_translation_history` テーブルと関連する変数名を `user_ai_translation_info` にリネームし、それに伴うすべての参照を更新しています。また、いくつかの型定義が削除されています。

### 変更点
| ファイル | 要約 |
| --- | --- |
| web/app/feature/translate/libs/translation.ts | 変数名 `userAITranslationHistory` が `userAITranslationInfo` に変更されました。これに伴い、関連するすべての参照も更新されています。 |
| web/prisma/migrations/20240802124108_/migration.sql, web/prisma/schema.prisma | `user_translation_history` テーブルを `user_ai_translation_info` にリネームし、それに伴うプライマリキー、外部キー、およびインデックスの名前も変更しています。 |
| web/app/routes/types.ts | `geminiApiKeySchema`, `PageVersionTranslationInfoSchema`, `UserAITranslationInfoSchema`、および関連する型定義が削除されました。 |

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[github-actions]

This PR is linked to issue #141

[github-actions]

CodeRabbit

Commits

Files that changed from the base of the PR and between 22cee2a and 406be6a commits.

Files selected (4)

• web/app/feature/translate/libs/translation.ts (2)
• web/app/routes/types.ts (1)
• web/prisma/migrations/20240802124108_/migration.sql (1)
• web/prisma/schema.prisma (1)

Review comments generated (5)

• Review: 0
• LGTM: 5

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