chore(deps): bump deps.adventure.version from 4.26.1 to 5.1.1

Bumps `deps.adventure.version` from 4.26.1 to 5.1.1.

Updates `net.kyori:adventure-api` from 4.26.1 to 5.1.1
- [Release notes](https://github.com/PaperMC/adventure/releases)
- [Commits](https://github.com/PaperMC/adventure/compare/v4.26.1...v5.1.1)

Updates `net.kyori:adventure-text-serializer-legacy` from 4.26.1 to 5.1.1
- [Release notes](https://github.com/PaperMC/adventure/releases)
- [Commits](https://github.com/PaperMC/adventure/compare/v4.26.1...v5.1.1)

Updates `net.kyori:adventure-text-serializer-plain` from 4.26.1 to 5.1.1
- [Release notes](https://github.com/PaperMC/adventure/releases)
- [Commits](https://github.com/PaperMC/adventure/compare/v4.26.1...v5.1.1)

Updates `net.kyori:adventure-text-minimessage` from 4.26.1 to 5.1.1
- [Release notes](https://github.com/PaperMC/adventure/releases)
- [Commits](https://github.com/PaperMC/adventure/compare/v4.26.1...v5.1.1)

---
updated-dependencies:
- dependency-name: net.kyori:adventure-api
  dependency-version: 5.1.1
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: net.kyori:adventure-text-serializer-legacy
  dependency-version: 5.1.1
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: net.kyori:adventure-text-serializer-plain
  dependency-version: 5.1.1
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: net.kyori:adventure-text-minimessage
  dependency-version: 5.1.1
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

platform/adventure/pom.xml

@@ -15,7 +15,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <maven.compiler.encoding>UTF-8</maven.compiler.encoding>
 
-        <deps.adventure.version>4.26.1</deps.adventure.version>
+        <deps.adventure.version>5.1.1</deps.adventure.version>
     </properties>
     <artifactId>mineconfiguration-velocity</artifactId>
     <packaging>jar</packaging>