deps: update dependency com.google.cloud:google-cloud-spanner-bom to v6.73.0

[renovate-bot]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
com.google.cloud:google-cloud-spanner-bom	6.72.0 -> 6.73.0

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Release Notes

googleapis/java-spanner (com.google.cloud:google-cloud-spanner-bom)

v6.73.0

Compare Source

Features

• Add option for cancelling queries when closing client (#​3276) (95da1ed)

Bug Fixes

• Github workflow vulnerable to script injection (#​3232) (599255c)
• Make DecodeMode.DIRECT the deafult (#​3280) (f31a95a)
• Synchronize lazy ResultSet decoding (#​3267) (4219cf8)

Dependencies

• Update dependency com.google.cloud:sdk-platform-java-config to v3.34.0 (#​3277) (c449a91)
• Update dependency commons-cli:commons-cli to v1.9.0 (#​3275) (84790f7)
• Update dependency io.opentelemetry:opentelemetry-bom to v1.41.0 (#​3269) (a7458e9)
• Update dependency org.hamcrest:hamcrest to v3 (#​3271) (fc2e343)
• Update dependency org.junit.vintage:junit-vintage-engine to v5.11.0 (#​3272) (1bc0c46)
• Update opentelemetry.version to v1.41.0 (#​3270) (88f6b56)

Documentation

• Create a few code snippets as examples for using Spanner Graph using Java (#​3234) (61f0ab7)

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[dpebot]

/gcbrun