Update dependency com.google.cloud:spring-cloud-gcp-dependencies to v7

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
com.google.cloud:spring-cloud-gcp-dependencies (source)	6.2.3 -> 7.0.0

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Release Notes

GoogleCloudPlatform/spring-cloud-gcp (com.google.cloud:spring-cloud-gcp-dependencies)

v7.0.0

Compare Source

⚠ BREAKING CHANGES

• upgrade Spring Cloud 2025 (#​3837)

Features

• added regional secret support for secret-manager (#​3746) (8d9e7f6)
• upgrade Spring Cloud 2025 (#​3837) (16dd1ff)

Bug Fixes

• deps: update dependency com.google.cloud:libraries-bom to v26.64.0 (#​3963) (fd327c0)
• deps: update gapic-generator-java-bom.version to v2.60.1 (#​3962) (80fb22f)
• make UserAgentHeaderProvider Serializable (#​3935) (3489110)

Documentation

• correct compatibility matrix (#​3948) (669b239)
• fix versions mismatch in README.adoc (#​3961) (75531d8)

v6.3.0

Compare Source

Features

• added regional secret support for secret-manager (#​3746) (8d9e7f6)

Bug Fixes

• make UserAgentHeaderProvider Serializable (#​3935) (3489110)

Dependencies

• 6.x: bump com.google.cloud:libraries-bom from 26.63.0 to 26.64.0 (8cc0b78)

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