Bump org.apache.maven:maven-core from 3.5.0 to 3.8.1 (#11)

Bumps org.apache.maven:maven-core from 3.5.0 to 3.8.1.

---
updated-dependencies:
- dependency-name: org.apache.maven:maven-core
  dependency-type: direct:production
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
diff --git a/pom.xml b/pom.xml
index 2d64059..9421311 100644
--- a/pom.xml
+++ b/pom.xml
@@ -45,7 +45,7 @@
         <jackrabbit-api.version>2.18.4</jackrabbit-api.version>
         <javax.json.version>1.0.4</javax.json.version>
         <org.apache.jackrabbit.vault.version>3.2.8</org.apache.jackrabbit.vault.version>
-        <maven.version>3.5.0</maven.version>
+        <maven.version>3.8.1</maven.version>
         <maven.scm.version>1.11.1</maven.scm.version>
         <maven-artifact-transfer.version>0.11.0</maven-artifact-transfer.version>
         <maven-plugin-annotations.version>3.5</maven-plugin-annotations.version>