Update dependency com.vanniktech.maven.publish to v0.31.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
com.vanniktech.maven.publish	0.30.0 -> 0.31.0

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Release Notes

vanniktech/gradle-maven-publish-plugin (com.vanniktech.maven.publish)

v0.31.0

Compare Source

• Add support for publishing snapshots to Central Portal.
• Add support for multiple matching staging profiles by taking the one with the longest
  matching prefix.

Minimum supported versions

• JDK 11
• Gradle 8.5
• Android Gradle Plugin 8.0.0
• Kotlin Gradle Plugin 1.9.20

Compatibility tested up to

• JDK 23
• Gradle 8.13
• Android Gradle Plugin 8.9.0
• Android Gradle Plugin 8.10.0-alpha07
• Kotlin Gradle Plugin 2.1.10
• Kotlin Gradle Plugin 2.1.20-RC

Configuration cache status

Configuration cache is generally supported, except for:

• Publishing releases to Maven Central (snapshots are fine), blocked by Gradle issue #​22779.
• When using Dokka 1.x or Dokka 2.x without V2Enabled

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