dependabot: bump com.cronutils:cron-utils from 9.2.0 to 9.2.1 (#455)

Bumps [com.cronutils:cron-utils](https://github.com/jmrozanec/cron-utils) from 9.2.0 to 9.2.1.
- [Release notes](https://github.com/jmrozanec/cron-utils/releases)
- [Commits](jmrozanec/cron-utils@9.2.0...9.2.1)

---
updated-dependencies:
- dependency-name: com.cronutils:cron-utils
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

spi/build.gradle

@@ -49,7 +49,7 @@ dependencies {
     // slf4j is the runtime dependency of cron-utils
     // if cron-utils version gets bumped, pls check the slf4j version cron-utils depending on
     //  and bump if needed
-    implementation "com.cronutils:cron-utils:9.2.0"
+    implementation "com.cronutils:cron-utils:9.2.1"
     runtimeOnly "org.slf4j:slf4j-api:${slf4j_version_of_cronutils}"
 
     testImplementation "org.opensearch.test:framework:${opensearch_version}"