chore: update libraries bom version to the latest

Author: diegomarquezp

generation_config.yaml

@@ -1,6 +1,6 @@
 gapic_generator_version: 2.56.2
 googleapis_commitish: 261895f1d8ced9564f4cf872f7f4f9a1f4c615d3
-libraries_bom_version: 
+libraries_bom_version: 26.59.0 
 libraries:
   - api_shortname: logging
     name_pretty: Cloud Logging