refactor(bigquery): Standardize SimpleQuery samples as used across multiple technologies#13446

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Kef131:refactor(bigquery)-_standarize_SimpleQuery_using_same_table_as_other_languagesKef131/google-cloud-java_kef:refactor(bigquery)-_standarize_SimpleQuery_using_same_table_as_other_languagesCopy head branch name to clipboard