refactor(secrets): Simplify path creation a bit

Avoid a `listOfNotNull` that contains both strings and longs.

Signed-off-by: Sebastian Schuberth <[email protected]>

secrets/spi/src/main/kotlin/SecretsProvider.kt

@@ -55,14 +55,14 @@ interface SecretsProvider {
      */
     fun createPath(organizationId: Long?, productId: Long?, repositoryId: Long?, secretName: String): Path {
         val secretType = when {
-            organizationId != null -> "organization"
-            productId != null -> "product"
-            repositoryId != null -> "repository"
+            organizationId != null -> "organization_$organizationId"
+            productId != null -> "product_$productId"
+            repositoryId != null -> "repository_$repositoryId"
             else -> throw IllegalArgumentException(
                 "Either one of organizationId, productId or repositoryId should be specified to create a path."
             )
         }
 
-        return Path(listOfNotNull(secretType, organizationId, productId, repositoryId, secretName).joinToString("_"))
+        return Path("${secretType}_$secretName")
     }
 }