spanner: v1.30.0

1.30.0 (2022-03-04)

Features

• spanner: add better version metadata to calls (#5515) (dcab7c4), refs #2749
• spanner: add file for tracking version (17b36ea)
• spanner: add support of PGNumeric with integration tests for PG dialect (#5700) (f7e02e1)
• spanner: set versionClient to module version (55f0d92)
• spanner: set versionClient to module version (55f0d92)

Bug Fixes

• spanner/spansql: support GROUP BY without an aggregation function (#5717) (c819ee9)

Miscellaneous Chores

• spanner: release 1.30.0 (#5715) (a19d182)