1.58.0 (2024-03-06)

Features

• spanner/admin/instance: Add instance partition support to spanner instance proto (ae1f547)
• spanner: Add field for multiplexed session in spanner.proto (a86aa8e)
• spanner: SelectAll struct spanner tag annotation match should be case-insensitive (#9460) (6cd6a73)
• spanner: Update TransactionOptions to include new option exclude_txn_from_change_streams (0195fe9)