Fixes native:metadata-copy Maven Goal not available in Spring Boot Starter

[linghengqian]

What kind of change does this PR introduce? (check at least one)

• Bugfix
• Feature
• Code style
• Refactor
• Doc
• Other, please describe:

The description of the PR:

• Fixes Provides built-in GraalVM Reachability Metadata and submit the library information to the GRM central repo #565 .
• Fixes native:metadata-copy Maven Goal not available in Spring Boot Starter.
• Support for building projects through OpenJDK 21.

Other information:

• According to GraalVM Team's unit tests for GraalVM Native Build Tools, this PR defines pluginManagement in the new Maven Profile to manage Maven Executions for GraalVM Native Build Tools. For submodules that need to capture GraalVM Reachability Metadata and do nativeTest, the Maven plugin of GraalVM Native Build Tools is introduced separately.

[linghengqian]

• Call @huayanYu to help review.