Bump net.alchim31.maven:scala-maven-plugin from 4.9.0 to 4.9.1 (#429)

Bumps net.alchim31.maven:scala-maven-plugin from 4.9.0 to 4.9.1.

---
updated-dependencies:
- dependency-name: net.alchim31.maven:scala-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

querydsl-libraries/querydsl-scala/pom.xml

@@ -153,7 +153,7 @@
       <plugin>
         <groupId>net.alchim31.maven</groupId>
         <artifactId>scala-maven-plugin</artifactId>
-        <version>4.9.0</version>
+        <version>4.9.1</version>
         <configuration>
           <charset>${character.encoding}</charset>
           <scalaVersion>${scala.version}</scalaVersion>