Update maven.plugin.version to v3.9.15

[xdev-renovate]

This PR contains the following updates:

Package	Type	Update	Change
org.apache.maven:maven-plugin-api (source)	provided	patch	3.9.12 → 3.9.15
org.apache.maven:maven-core (source)	provided	patch	3.9.12 → 3.9.15

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Release Notes

apache/maven (org.apache.maven:maven-plugin-api)

v3.9.15: 3.9.15

📝 Documentation updates

• Use new Maven logos in documentation (#​11938) @​slawekjaranowski
• document modelVersion only supported value: 4.0.0 (#​11809) @​hboutemy

📦 Dependency updates

• Bump actions/upload-artifact from 7.0.0 to 7.0.1 (#​11932) @​dependabot[bot]
• Bump org.codehaus.plexus:plexus-utils from 3.6.0 to 3.6.1 (#​11876) @​dependabot[bot]
• Bump org.fusesource.jansi:jansi from 2.4.2 to 2.4.3 (#​11865) @​dependabot[bot]
• Bump actions/cache from 5.0.3 to 5.0.4 (#​11813) @​dependabot[bot]
• Bump actions/download-artifact from 8.0.0 to 8.0.1 (#​11790) @​dependabot[bot]

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