Bump org.apache.maven.resolver:maven-resolver-impl from 1.9.5 to 1.9.15

Bumps [org.apache.maven.resolver:maven-resolver-impl](https://github.com/apache/maven-resolver) from 1.9.5 to 1.9.15.
- [Release notes](https://github.com/apache/maven-resolver/releases)
- [Commits](apache/maven-resolver@maven-resolver-1.9.5...maven-resolver-1.9.15)

---
updated-dependencies:
- dependency-name: org.apache.maven.resolver:maven-resolver-impl
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

grails-shell/build.gradle

@@ -29,7 +29,7 @@ dependencies {
     }
 
     implementation("org.apache.maven.resolver:maven-resolver-connector-basic:1.9.15")
-    implementation("org.apache.maven.resolver:maven-resolver-impl:1.9.5")
+    implementation("org.apache.maven.resolver:maven-resolver-impl:1.9.15")
     implementation("org.apache.maven.resolver:maven-resolver-transport-file:1.9.5")
     implementation("org.apache.maven.resolver:maven-resolver-transport-http:1.9.14") {
         exclude group: "org.slf4j", module:"jcl-over-slf4j"