chore: Update generation configuration at Tue Aug 6 02:15:55 UTC 2024 (#3235)

Author: cloud-java-bot

generation_config.yaml

@@ -1,5 +1,5 @@
 gapic_generator_version: 2.43.0
-googleapis_commitish: bc05924644a4bb93c0ac5973a07b83387a93b71f
+googleapis_commitish: 7314e20f5e3b2550b2e10a8c53f58ae57c511773
 libraries_bom_version: 26.43.0
 libraries:
   - api_shortname: spanner