fix(deps): update toniblyx/prowler docker tag to v5.15.0

Author: renovate[bot]

src/sfn-prowler-task.ts

@@ -85,7 +85,7 @@ export class SfnProwlerTask extends constructs.Construct {
       }),
       image: ecs.ContainerImage.fromRegistry(
         // renovate: datasource=docker depName=toniblyx/prowler
-        "toniblyx/prowler:5.2.0@sha256:bf839943a246096bb989cdac7408f5bec7c406eb0c0434d945f39255ab913b92",
+        "toniblyx/prowler:5.15.0@sha256:0af6ed2f849cb51d77c3031561eb80785316a7a1af65de98cb59a91d2edfe455",
       ),
       command: [
         "aws",