chore(deps): update plugin com.gradleup.shadow to v9.1.0 (#35)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

settings.gradle.kts

@@ -13,7 +13,7 @@ dependencyResolutionManagement {
         create("libs") {
             version("micronaut", "4.5.4")
             version("annotations", "26.0.2")
-            version("shadow", "9.0.2")
+            version("shadow", "9.1.0")
             version("velocity", "3.4.0-SNAPSHOT")
 
             version("jackson", "2.19.2")