Bump org.junit.jupiter:junit-jupiter-engine in /lemminx-schematron

Bumps [org.junit.jupiter:junit-jupiter-engine](https://github.com/junit-team/junit-framework) from 6.0.2 to 6.0.3.
- [Release notes](https://github.com/junit-team/junit-framework/releases)
- [Commits](junit-team/junit-framework@r6.0.2...r6.0.3)

---
updated-dependencies:
- dependency-name: org.junit.jupiter:junit-jupiter-engine
  dependency-version: 6.0.3
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

lemminx-schematron/pom.xml

@@ -16,7 +16,7 @@
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <maven.compiler.source>17</maven.compiler.source>
     <maven.compiler.target>17</maven.compiler.target>
-    <junit.version>6.0.2</junit.version>
+    <junit.version>6.0.3</junit.version>
     <lemminx.version>0.31.0</lemminx.version>
     <spotbugs.version>4.9.8</spotbugs.version>
   </properties>