build(deps): bump com.puppycrawl.tools:checkstyle

Bumps [com.puppycrawl.tools:checkstyle](https://github.com/checkstyle/checkstyle) from 10.21.2 to 10.21.3.
- [Release notes](https://github.com/checkstyle/checkstyle/releases)
- [Commits](checkstyle/checkstyle@checkstyle-10.21.2...checkstyle-10.21.3)

---
updated-dependencies:
- dependency-name: com.puppycrawl.tools:checkstyle
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

build.gradle.kts

@@ -90,7 +90,7 @@ dependencies {
         }
     }
     implementation("io.github.cdimascio:dotenv-java:3.1.0")
-    implementation("com.puppycrawl.tools:checkstyle:10.21.2")
+    implementation("com.puppycrawl.tools:checkstyle:10.21.3")
 
 }